Question

What is the first step to solve the equation 2x² - 8 = -4?

A. Take the square root of each side of the equation.
B. Divide both sides by 2.
C. Add 8 to both sides of the equation.
None, because there is no solution.
D.

Answer 1

C. Add 8 to both sides of the equation.

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In solving the given equation you would need to isolate the term with the variable.

Hence the first step is adding 8 to both sides, next you divide both sides by the coefficient of the variable, 2. And the following step is to take the square root.

Therefore, the correct answer choice is C.