4 years ago

Given f(x) = 10 - 2x, find f(7).

Mathematics

1 answer:

Dmitry_Shevchenko [17]4 years ago

7 0

Answer:

-4

Step-by-step explanation:

f(x) = 10 - 2x,

Let x= 7

f(7) = 10 2(7)

= 10-14

= -4

You might be interested in

What is the slope and y intercept of y > 4x - 3

e-lub [12.9K]

Answer:

Step-by-step explanation:

because i know

8 0

3 years ago

last year a large trucking company delivered 9.0x10^5 tons of goods with an average value of $17,000 per ton. what was the total

lana66690 [7]

The answer is 1.53x10^10 dollars.

You get this answer by multiplying the total amount of goods in tons (900,000) by the average value of the goods ($17,000 per ton) to get your answer of 1.53x10^10 dollars.

3 0

3 years ago

Read 2 more answers

Sarah goes grocery shopping and buys oranges by the pound. Does this represent a discrete or continuous graph?

Arada [10]

Answer:

continuous graph

Step-by-step explanation:

7 0

4 years ago

Solve the systems of equations using substitution

marishachu [46]

Answer:

Step-by-step explanation:

$y = 2x + 3 \\ y = 3x + 1 \\ 2x = y - 3 \\ x = 0.5y - 1.5 \\ y = 3(0.5y - 1.5) + 1 \\ y = 1.5y - 4.5 + 1 \\ y - 1.5y = - 3.5 \\ 0.5y = 3.5 \\ y = 7$

$x = 0.5(7) - 1.5 \\ x = 3.5 - 1.5 \\ x = 2$

(2, 7)

7 0

3 years ago

A child is running on a moving sidewalk in an airport. When she runs against the sidewalk's motion, she travels 63ft in 9 second

trasher [3.6K]

Wait there's a moving sidewalk on an airport I'm mind blown

7 0

4 years ago