Question

What is the first step in solving the quadratic equation -5x2+8=133?

taking the square root of both sides of the equation
subtracting 8 from both sides of the equation
squaring both sides of the equation
adding 8 to both sides of the equation

Answer 1

B.

Explanation:

Took the test

Answer 2

Substracting 8 from both sides

Explanation:

We want to leave the X variable Alone in its side of equality so the first step is to pass single numbers to the other side