Question

The first step in solving for the variable / in the equation P= 21 + 2w is:

A. Add the 2w to both sides of the equal sign.
B. Subtract the 2w to both sides of the equal sign.
C. Divide the 2 to both sides of the equal sign.
D. None of these choices are correct.

Answer 1

You have 2 unknown variables so no matter what you did you wouldn’t be able to solve this equation.

Due to this, I think the answer is D.