Question

Solve -5sqrtx = -15.

A. x = -9
B. x = 7
C. x = 9
D. x = -7

Answer 1

C. x = 9.

Explanation:

Solve -5 sqrtx = -15

Divide both sides by -5:

sqrt x = 3

Square both sides:

x = 9.

Answer 2

Check this attachment