Solve the quadratic equation by factoring
x^2-10x=11

Answers

Answer 1

Answer:

(x+11)(x-1)

Step-by-step explanation:

Answer 2

Answer:

x = 11, and x = -1

Step-by-step explanation:

X^2 - 10x -11 =0

(x - 11) (x +1 ) = 0

x = 11, -1


Related Questions

PLEASE HELP ME!!?!?!??!?

Answers

Answer:

y=2 is the slope

Step-by-step explanation:

Y=2 Let me know if you need an explanation ❤️

Andre ran 2 kilometers in 15 minutes, and Jada ran 3 kilometers in 20 minutes. Both ran at
a constant speed.

In kilometers, how far did Jada run in 60 minutes?

Answers

Answer

9 Kilometers

Step-by-step explanation:

Jada ran 3 kilometers in 20 minutes

3 in 20 converting that to 60 for the question you would need to triple that

Giving you 9 in 60 minutes

Solve for x with given angle measures.

Answers

Answer:

Step-by-step exx=3planation:

The exterior angle is equal to the sum of the opposite interior angles

3x^2 -6x+8x = 2x^2 +3x+6

Combine like terms

3x^2+2x=2x^2+3x+6

Subtract 2x^2 from each side

3x^2+2x -2x^2=2x^2-2x^2+3x+6

x^2+2x=3x+6

Subtract 3x from each side

x^2+2x-3x=3x-3x+6

x^2-x=6

Subtract 6 from each side

x^2 -x-6 =0

Factor

( x-3)(x+2) =0

Using the zero product property

x-3 =0  x+2 =0

x=3  x=-2

But x cannot be negative since an angle would have a negative value so

x=3

Check

3x^2 -6x+8x = 2x^2 +3x+6

3 ( 3)^2  -6(3) +8(3) = 2 (3)^2 +3(3)+6

3*9 -18 +24 = 2 *9 +9+6

27 -18+24 = 18+9+6

33=33

(b) Tom removed 8 fish from his pond each day for 48 days. What was the total change in
the number of fish in the pond?

Answers

Answer:

16 fish were removed

48 hours is 2 days time so if he took 8 fish for 2 days he took 16 fish

Have a good day!

:)

Answer:

A decrease by 384 fish

Step-by-step explanation:

8 × 48 = 384

If the discriminant of a quadratic equation is 8, which statement describes the roots?
O There are two complex roots.
O There are two real roots.
O There is one real root.
O There is one complex root.

Answers

Answer:

There are two real roots

Step-by-step explanation:

From the value of the discriminant b² - 4ac

• If b² - 4ac > 0 then 2 real and distinct roots

• If b² - 4ac = 0 then 2 real and equal roots

• If b² - 4ac < 0 then 2 complex roots

Here b² - 4ac = 8 > 0 , then there are two real roots

I need help anyone please???

Answers

Answer:

D

Step-by-step explanation:

Which expression is equivalent to -0.2 - 4.9

Answers

Answer: 0.2- -4.9

Step-by-step explanation:

When u see a negative number change it to a positive to make it equivalent

is .3781 rational or irrational?

Answers

it is rational .3781

Identify each pair of congruent vertical angles.
Please help :) I’ll give out brainliest to the first person who answers!

Answers

Answer:

1 and 6

2 and 5

4 and 7

3 and 8

10 and 12

9 and 11

Step-by-step explanation:

Triangle angles review (khan academy)

Find the value of x in the triangle shown below

X = ?

Answers

Answer:

The correct answer is 87°

hope this helps

plz mark. as brainliest

The answer is 87 of x

help me pls ;-; , i’m struggling here and suffering in silence

Answers

Answer:

suffer no longer ! im here for u!!!~~

the answer is JKN = 57

Step-by-step explanation:

JKN is JKL + LKN

we know that LKM = 42, and LKN is half of that because KN bisects LKM (splits into 2 equal parts)

so, LKN is half of 42

LKN = 21

to find JKL, subtract 42 from 78

JKL = 36

36 + 21 = 57

Point J located at (2, 7) is rotated 90 degrees counterclockwise about (-1, -3). What is the y-coordinate of J’?

A. 9
B. 0
C. -11
D. -9

Answers

Given:

Coordinates of point J are J(2,7).

It is rotated 90 degrees counterclockwise about (-1, -3).

To find:

The y-coordinate of J’.

Solution:

If a figure rotated 90 degrees counterclockwise about a point (a,b), then

[tex](x,y)\to (-(y-b)+a,(x-a)+b)[/tex]

Point J is rotated 90 degrees counterclockwise about (-1, -3). So, a=-1 and b=-3.

[tex](x,y)\to (-(y-(-3))+(-1),(x-(-1))+(-3))[/tex]

[tex](x,y)\to (-(y+3)-1,(x+1)-3)[/tex]

[tex](x,y)\to (-y-3-1,x+1-3)[/tex]

[tex](x,y)\to (-y-4,x-2)[/tex]

Coordinates of point J are J(2,7).

[tex]J(2,7)\to J'(-7-4,2-2)[/tex]

[tex]J(2,7)\to J'(-11,0)[/tex]

Therefore, the y-coordinate of J' is 0. Hence, the correct option is B.

How do you find the y- intercept of a line? please explain by using the example above.

Answers

Answer:

12

Step-by-step explanation:

20 p − 4 ( 3 p − 6 ) = 8 ( 3 p − 6 ) − 16 p




Give steps to please !!!!

Answers

Answer:

5.5

Step-by-step explanation:

20p-4(3p-6)=8(3p-6)-16

20p-12p+24=24p-48-16

8p+24=24p-64

+64 on both sides

8p+88=24p

-8p on both sides

88=16p

/16 on both sides

answer = 5.5

please help, i will give brainliest!

Answers

What’s the question ?

....i cant even read it

⊂∫⊃

A theater is tracking the number of adults and children in the audience at
various shows. The table shows how the number of adults and children
are related
Select the equation that matches the relationship.

X+y = 1000

X-y1000

y-x= 1000

Y= 1000xc

Adults

Children

500
500
450
550
400
600
350
650 I Need help i dont understand!!!!!!!!

Answers

Answer:

The correct option is;

x + y = 1000

Step-by-step explanation:

The data from the table can be presented as follows

Adults (x)            [tex]{}[/tex]                              Children (y)

500                         [tex]{}[/tex]                              500

450                         [tex]{}[/tex]                              550

400                          [tex]{}[/tex]                             600

350                         [tex]{}[/tex]                              650

Therefore, we have the rate of change of the children, y to the adults, x, which is also the slope of the graph of the data given as follows;

The slope, m = dy/dx = (650 - 500)/(350 - 500) = 150/(-150) = -1

m = -1

The function of the graph in point and slope form, using the first point, becomes;

y - 500 = -1 × (x - 500) = -x + 500

∴ y - 500 = -x + 500

y + x = 500 + 500 = 1,000

Which gives

y + x = 1,000

y + x = x + y = 1,000

Last week, Kimi spent $181.91 at the grocery store on Monday. Then she spent another $186.40 on Friday. How much did Kimi spend at the grocery store last week?

Answers

Answer:

$368.31

Step-by-step explanation:

In order to determine the amount that Kimi spent at the grocery store last week, you need to add the amount she spent on Monday plus the amount she spent on Friday:

$181.91+$186.40=$368.31

According to this, the answer is that Kimi spent $368.31 at the grocery store last week.

Solve the following algebraic equation. Show each step of the process. (10 points)
1/4(y+24)= 32

Answers

Answer:

y=104

Step-by-step explanation:

1/4(y+24)= 32

y+24=128

y=128-24

y=104

The points (6,r) and (9, 9) lie on a line with slope 5. Find the missing coordinate r.

Answers

Answer:

r = -6

Step-by-step explanation:

Use the slope formula and solve for r.

slope = y2 -y1

            x2 -x1

Since you know all the numbers except for r, plug everything in and you get:

5  = 9 - r

        9 - 6

So then do the arithmetic, you find that 9 - r = 15. So r must = -6.

a line is defined by the equation y=2/3x-6. The line passs through a point whose y-coordinate is 0. What is the x-coordinate of this point?

Answers

Answer:

The answer would be 0 because it passes through

Step-by-step explanation:

Ms. Granger gave the cashier $20 to pay for 3 bags of Halloween candy. The cashier gave her $5.24 in change. Each bag cost the same amount. What is the cost in dollars and cents for each bag of candy?

Answers

Answer:

$4.92 per bag

Step-by-step explanation:

20 - 5.24= 14.76

14.76 divided by 3 = 4.92

Decide whether the two expressions are equivalent and explain your reasoning.
a.
3(x + 4) and 3x +12
Equivalent: Yes
No
Justification:
b.
10-2x and -2x +10
Equivalent: Yes
No Justification:
C.
-6(x + 5) and - 6x + 5
Equivalent: Yes
No
Justification:
d.
4x and 2x +2
Equivalent: Yes
No
Justification:

Answers

Answer:

b

Step-by-step explanation:

Answer:

a- yes

b- yes

c- yes

d- yes

Step-by-step explanation: They're. all yes

g(t) = 1 + 2
f(t) = 1 + 1
Find g(t) + f(t)

Answers

Answer:

g(t)= 3

f(t)= 2

Step-by-step explanation:

1+2=3

1+1=2

Jane contribuyó con $ 10,000 y Julie contribuyó con $ 6,000. Después de un año, la empresa obtuvo una ganancia de $ 4,000. ¿Qué proporción de las ganancias debería tomar Julie si se comparten en la misma proporción que sus contribuciones originales?

Answers

Answer:

Ganancias Julie= $1,500

Step-by-step explanation:

Dada la sigueinte información:

Jane contribuyó con $ 10,000 y Julie contribuyó con $ 6,000. Después de un año, la empresa obtuvo una ganancia de $ 4,000.

Primero, debemos calcular la proporción de aportes de cada una:

Jane= 10,000/16,000= 0.625

Julie= 6,000/16,000= 0.375

Ahora, lo que le corresponde a Julie de las ganancias:

Ganancias= 4,000*0.0375

Ganancias Julie= $1,500

To purchase on an engagement ring for his girlfriend, Elliott borrowed $3,800 from the bank for three years at a 4.25% simple interest rate. How much interest will he have paid at the end of the loan?

Answers

Answer:

$161.50

Step-by-step explanation:

4.25% of $3800 is $161.50

How do you make the yellow "First answer" on your questions??????????? it looks like the thing below.

Answers

This tag only appears on a user's question when it's their first question on the site.

I HONESTLY DONT UNDERSTAND THIS ONE> I HAVE NO IDEA WHAT TO DO> HELP ME PLEASE

Answers

Answer:

C

Step-by-step explanation:

320 yards is converted into 920 feet which is the faster route than all the other routes converted to feet

what does x equal 8x−2=12x+18

Answers

Answer:

x = -5

Step-by-step explanation:

Start by combining terms.

8x-2 = 12x +18

8x -12x = 18+2

-4x = 20

*Divide both sides by -4

x = -5

If x = 1, what is the value of y given 2x + 2y = 18?

Answers

Answer:

y=8

Step-by-step explanation:

2(1)+2y=18

2+2y=18

minus 2 from both sides

2y=16

divide by 2 from both sides

y=8

Answer:

y=8

Step-by-step explanation:

1. If x is equal to 1, 2x is just 2.

2. We can subtract the 2 we already have. 18-2=16

3. 2y=16, divide by 2 on both sides.

y=8

can someone do my homework i will mark brainliest i will fail if it is not done by tonight

Answers

what kind of homework???

Answer:

What is the question?

Step-by-step explanation:

If you tell me what the Homework is then sure!

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