toneymeyers7 toneymeyers7
  • 02-11-2018
  • Mathematics
contestada

For f(x) = 7x − 5, find f(x) when x = 5.
f(5) = 30
f(5) = 37
f(5) = −40
f(5) = 0

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-11-2018

f(x) = 7x − 5

x=5

f(5) = 7(5) -5

f(5) = 35-5

f(5)=30

Choice A

Answer Link
zrh2sfo
zrh2sfo zrh2sfo
  • 02-11-2018

Answer:

30

Step-by-step explanation:

Solve for x:

7 x - 5 = 0

Add 5 to both sides:

7 x + (5 - 5) = 5

Evaluate 7 x - 5 where x = 5:

7 x - 5 = 7×5 - 5

Hint: | Multiply 7 and 5 together.

7×5 = 35:

35 - 5

Hint: | Subtract 5 from 35.

| 3 | 5

- | | 5

| 3 | 0:

Answer:  30

Answer Link

Otras preguntas

How do you use a number line to find a decimal equivalent of 1 7/10
Acid rain does which of the following? A. increases nutrients in soil B. enhances leaf growth in plants C. neutralizes lakes, streams, and oceans D. damages
A __________ is an agreement between two or more people or parties. a. contract b. security c. dialogue d. monopoly
What are groups who are on the same side in war?
When you close the switch the needle of the voltmeter moves indicating that a flow of electrons is passing through the cell what happens when you open the switc
The unit rate of the glasses was $1.80 per glass. How much did Malcom spend on glasses?
What is y in y + 15 = 11? Please show work.
Spinach and cabbage are _____.
what are 5 of the most common medical records documents
Suppose that a dominant allele (P) codes for a polka-dot tail and a recessive allele (p) codes for a solid colored tail. In addition, suppose that a dominant al