Question

How do you solve for a in `sqrt(a-3b)/2 = c`?

Answer 1

Given: `sqrt(a-3b)/2 = c`

Multiply both sides by 2:

`sqrt(a-3b) = 2c`

Square both sides:

`a-3b = 4c^2`

Add 3b to both sides:

`a = 4c^2+3b`