First off, we have to divide 100 by 10 to get 10%. That would be ten. So in conclusion, 10% of 100 is 10
The solutions to the equation
are k = 1 and 8
The given equation is:

Square both sides of the equation

Expand the left side of the equation above

Write the quadratic equation in standard form

Factor the quadratic equation

Use the zero product property
k - 8 = 0
k = 8
k - 1 = 0
k = 1
The solutions to the equation
are k = 1 and 8
Learn more here: brainly.com/question/25840704
Answer:
X= -7
Step-by-step explanation:
-25 + 8x +20 = -61
8x -5 = -61
8x = -56
x = -7