Question

What are the solutions to the equation?

n2−8n+16=25

Enter your answers in the boxes.

n1=

n2=

Answer 1

rearrange the equation to where you set it equal to 0 by moving the 25 over.

n2 - 8n -9 = 0

now factor

(n-9)(n+1)

so n1 = 9

n2 = -1