Give f(x) = 10 - 2x , find f(7)

Answers

Answer 1

Answer:

f(7)=-4

Step-by-step explanation:

f(7)=10-2(7)

f(7)=-4

Answer 2

Answer:

-4

Step-by-step explanation:

f(7)=10-2(7)

f(7)= 10-14

f(7)= -4


Related Questions

what is it's equation​

Answers

blue line is y=2x+3
red line is y=x+5
Blue is y=2x+3 and the red one is y=x+5

write the missing number under each tick mark on the number line​

Answers

24 and 36 are your answers

On the given number line between 18 and 30, 24 should be there and between 30 and 42, 36 should be there.

We need to write the missing number on the number line​.

What is a number line?

A number line is a visual representation of numbers on a straight line. This line is used to compare numbers that are placed at equal intervals on an infinite line that extends on both sides, horizontally or vertically.

On the given number line we can see the numbers 18, 30 and 42, which are multiples of 6.

Between 18 and 30, 24 should be there and between 30 and 42, 36 should be there.

The missing numbers are marked on number line which is given below.

Therefore, on the given number line between 18 and 30, 24 should be there and between 30 and 42, 36 should be there.

To learn more about the number line visit:

https://brainly.com/question/13189025.

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Help Asap!! Name The Angle Pair And Find The Missing Value .

Answers

Answer: Step-by-step explanation:

Supplementary Angles. (Linear Pair)

111 + 3x + 3 = 180

Add 111 and 3 together

114 + 3x = 180

Subtract 114

3x = 66

Divide by 3

x = 22

Answer:

Two angles are called supplementary when their measures add up to 180 degrees. And x=22

Step-by-step explanation:

if you enter 22 in as x and times it by 3 and add 3 to it you get 69 add 111 you get 180 therefore it is supplementary and x=22

A 6ft board is cut into two pieces. One piece is 2 ft longer than the other. How long is each piece ?

Answers

Answer:

4ft and 2ft

Step-by-step explanation:

If you cut a board into two pieces and one if 2ft longer than the other, then you can subtract 2 from 6 and that will be your answer.

The correct answer is 4 feet. 6-2=4

Nate bought a 16 oz. bag of candy for $ 1.44. James bought a 20 oz. bag of candy for $2.00. Who got a better unit price? *
Captionless Image
Nate got a better unit price.
James got a better unit price.
They each had the same unit price.
This can not be determined.

Answers

Answer:

Nate got a better unit price

Step-by-step explanation:

Nate: 1.44/16 = $0.09 per piece

James: 2.00/20 = $0.1 per piece

PLZ ANSWER!! this is geometry!!

Answers

Answer:

p=8 in

Step-by-step explanation:

1.28

2.8 blblblblblblblbl blblblblblblbblblblb

Answer:  98 inches

=======================================================

Explanation:

The scale factor is found by dividing the image length over the preimage length. In this case, the scale factor is 28/8 = 7/2 = 3.5

This means the larger triangle's side is 3.5 times longer compared to the smaller triangle's corresponding sides.

This consequently means the perimeter of the larger figure being 3.5 times larger than the smaller perimeter.

----------

larger perimeter = (scale factor)*(smaller perimeter)

larger perimeter = (3.5)*(28)

larger perimeter = 98 inches

6. Which measurement is closest to the value of x?
x cm
5 cm
12 cm

Answers

To find the value of x, let us use the pythagoras theorem .

According to the pythagoras theorem, the square on the hypotenuse will be equal to the sum of the squares on the other two sides .

Which means :-

[tex] = {5}^{2} + {12}^{2} = {x}^{2} [/tex]

[tex] = 25 + 144 = {x}^{2} [/tex]

[tex] = 169 = {x}^{2} [/tex]

[tex] = 13 \times 13 = x \times x[/tex]

[tex]\color{olive} x = \color{hotpink}13 \: \: cm[/tex]

The measurement which is closest to the value of x, is 12 cm, so the right answer would be 12 cm .

Therefore , the measurement which is closest to the value of x is :-

[tex] \boxed{ \: \bold\color{plum}12 \: \: cm \: }[/tex]

Please Help and include explanation, thank you!

Answers

The answer is
a) no solution


Since ,
a1/a2 =b2/b2 is not equal to c1/c2 .

Which equation represents a line which is parallel to the line 3y - 2 = -15?

Answers

Answer:

I would say the answer is y=-1/3z+3

Step-by-step explanation:

PLSSS HELP ME I WILL GIVE BRAINLIEST!!!!!!!!






Function, in mathematics, an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).

Answers

Answer:

I would say it is a function but it might not be I'm not supper good at this stuff

Answer:

Yes

Step-by-step explanation:

In a function, each input should one output, they could have the same output.

Translate mathematical expressions: Four-fifths of the sum of x and 8

Answers

Answer:

[tex]\frac{4(x+8)}{5}[/tex]

Which is the best estimate of the product of the fractions?

StartFraction 4 Over 7 EndFraction times StartFraction 8 Over 9 EndFraction times StartFraction 14 Over 15 EndFraction
0
One-half
Three-fourths
1

Answers

Answer: Personally I got 3/4 because the answer is 14/15 which also shows that 3/4 is equivalent.

Answer:

b

Step-by-step explanation:

Question:
How many units and in what direction should we move for the point
-5 in the coordinate (6, -5)
Answer:
A. 5 units down
B. - 5 units down
C. 5 units up

Answers

A, 5 units down

hope this helps :)

The average cost of a pair Yeezy's has increased $140 in 5 years. What is the unit growth rate (dollars per year)?

Answers

The answer is 28 dollars a year. Divide 140 by 5

Answer:

140÷5years is 28.00 a year

what is the equation in slope intercept form of the line that passes through point (1,2) (3,4)​

Answers

Answer:

y = 1x + 1

Step-by-step explanation:

Replace the Cartesian equation with an equivalent polar equation
x² + y² = 144

Answers

In polar coordinates, r ² = x ² + y ², so

x ² + y ² = 144   →   r ² = 144

12² = 144, so this reduces to

r = 12

which represents a circle with radius 12.

what is 7.8×6
Help Meeee

Answers

Answer:46.8

Step-by-step explanation:

Container A and container B have leaks. Container A has 800 mL of water, and is leaking 6mL per minute. Container B has 1000 mL, and is leaking 10mL per minute. How many minutes, m, will it take for the two containers to have the same amount of water?

Answers

Answer:

x = 50 minutes

Step-by-step explanation:

GIven:

Container A contain = 800 mL

Container B contain = 1,000 mL

Container A leak = 6 mL per min

Container B leak = 10 mL per min

Computation:

Assume; in x minute

So,

800 - 6x = 1,000 - 10x

4x = 200

x = 50 minutes

Can someone please help me with this problem?!

Answers

The answer is Y=-2x+5
I believe the answe me would be Y= -2x + 5

Help with this question please

Answers

Answer:

i think measure of Angle x Is 68 degrees

Answer : 56 degrees

the graph shows a proportional relationship between the number of cans of tennis balls and the total number of tennis balls. What does the point (2, 6) represent in this situation? choose all that apply

Answers

Answer:

answer 1 and 4 a and d

Step-by-step explanation:

The required representation of (2, 6) is there are 6 balls in 2 cans.
Options A and D both are correct.

What is proportionality?

proportionality is defined as between two or more sets of values, and how these values are related to each other in the sense are they directly proportional or inversely proportional to each other.

Here,
The given relation of proportionality shown on the graph is given as,
y = 3x

where y  is the number of tennis balls and x is the number of cans containing the tennis balls.

And (2, 6) represents the number of balls in two cans.

Thus, the required representation of (2, 6) is there are 6 balls in 2 cans.

Learn more about proportionality here: https://brainly.com/question/22620356

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Lucy has no more than $50 from her
birthday to spend. She plans to buy as
many pairs of earrings as she can. The
cost of each pair of earrings is $5. There
is also a single shipping charge of $2.
Write an inequality to represent Lucy's
situation.

Answers

Answer:

7-8

Step-by-step explanation:

Complete the expansion of this expression by finding the values of the capitalised pronumerals

4x (5 + 4y + 3x) + 3y (1 + x) = Ax² + Bx + Cxy + Dy

A=
B=
C=
D=

Answers

Answer:

xdd

Step-by-step explanation:

xddd

Below are two parallel lines with a third line intersecting them

X = ?

Answers

Answer:

The answer is 53° ( adjacent angles)

When a certain number is multiplied by 12, the product is 120. What is the number? Let s = the number.

Answers

Answer:

s = 10

Step-by-step explanation:

you can solve this by the equation 120 / 12 = s. S = 10. so when you do the opposite and multiply 10 by 12 you get 120. Hope this helps.

Allan is paid an annual salary of $30,000. Find Allan’s monthly salary.

Answers

Answer:

$30,000 divided by 12=$2500

Step-by-step explanation:

Answer:

$2,500

Step-by-step explanation:

30,000/12=2500

15.625 rational or irrational

Answers

Answer:

rational number

Step-by-step explanation:

it doesnt keep going ,it stops unlike pi were pi continues to go on forever

Answer:

Its rational

Step-by-step explanation:

Rational numbers can be made by dividing 2 integers. And it's a either a termination or repeating decimal.

And 15.625 is a terminating decimal.

please help my little brother
Choose the expression for the calculation: add the quotient of 108 and 12 and the quotient of 18 and 2 *
(108 ÷ 12) + (18 ÷ 2)
(108 ÷ 12) - (18 ÷ 2)
(108 ÷ 12) x (18 ÷ 2)
(108 ÷ 12) ÷ (18 ÷ 2)

Answers

Answer:

(108 ÷ 12) + (18 ÷ 2)

how would I do this problem

Answers

Answer:

2 and 3

Step-by-step explanation:

As far as I know it's the second one and the third one sorry I couldn't find more

Answer:

B,C,E

Step-by-step explanation:

This same question is on Brainly, that's where I got it

One week Brooklyn earned $179.30 at her job when she worked for 11 hours.if she is paid the same hourly wage how many hours would she have to work the next week to earn$244.50?

Answers

Answer:

does this have a picture following it...

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