Question

Solve the following equation for x.

7x^2– 112 = 0
O A
X=-4, X=-4
O B.
X= 4, x= 4
O c.
X= -4, X= 4.
OD.
x = 5, x= -5

Answer 1

C. X= -4, X= 4.

Answer 2

X=(-4) or X= 4
add 112 to both sides
divide both sides by 7
then take the square root of 16