Question

What are the solutions of the equation 2x2=8

Answer 1

Steps to solve:

2x² = 8

~Divide 2 to both sides

2x²/2 = 8/2

~Simplify

x² = 4

~Take the square root of both sides

±√x² = ±√4

~Simplify

x = 2 or x = -2

Best of Luck!

Answer 2

x = ±2

Explanation:

2x^2 =8

Divide each side by 2

2x^2/2 = 8/2

x^2 =4

Take the square root of each side

sqrt(x^2) = ±sqrt(4)

x = ±2