Question

What is the first step in solving the equation b=r + 27 for r? A Add 21 to both sides. B Subtract 271 from both sides. C Multiply both sides by 2n. D Divide both sides by 27.​

Answer 1

B. Subtract 2π from both sides.

Explanation:

In order to solve for r, you are gonna want to isolate it. To do so, you first have to subtract 2π from both sides.