okkatie01 okkatie01
  • 03-12-2018
  • Mathematics
contestada

find X if f(x)=2x + 7 and f(x)= -1

A. -2 = x

B. -4 = x

C. 1 = x

D. 0 = x

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-12-2018

Answer:

B. -4 = x

Step-by-step explanation:

f(x) = 2x+7

-1 = 2x+7

solve for x

subtract 7 from each side

-1-7 = 2x +7 -7

-8 = 2x

divide by 2

-8/2 = 2x/2

-4 = x

Answer Link

Otras preguntas

P = 3t² + 7t Work out the value of P when t = -4
Write a letter to the editor on insanitary condition on your locality during the pandemic.​
write a Pythagorean triplet whose smallest member is 6​
Read the following passage from "A Way of Talking." I was so wild with Rose. I was wild. I was determined to blow her up about what she had done, I was determin
Circle O has secant lines AB and BD intersects circle O at points C and D. if AD=40 degrees and BC=120 degrees, find
Which phrase best completes the graphic organizer? A. World War I ended because: B. The United States entered World War I because: C. Russia withdrew from World
what does encomendero mean
One day Maria spends 6/20 of the day asleep. Calculate in hours and minutes the amount of time she spends asleep.
what was the risk situation in which sir douglas mawson was?​
can you submit a picture of the question