Question

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What could be the first step in solving the equation 13x² + 9 = 45?

A.Add 9 to both sides of the equation.
B.Multiply both sides of the equation by 13.
C.Subtract 9 from both sides of the equation.
D.Take the square root of both sides of the equation.

Answer 1

c subtract 9 from both sides of the equation

Explanation:

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Answer 2

C

Explanation:

The first step would be to subtract 9 from both sides. We want to get x by itself on one side, so we subtract 9, and whatever we do to one side, we have to do to the other. Hope this helps.