Question

How do you solve `3x - 45 = 4x+7`?

Answer 1

`color(blue)( x = -52`

Explanation:

`color(blue)(3x) - 45 = 4x + color(blue)(7`

`- 45 - 7 = 4x - 3x`

`- 52 = x`

`color(blue)( x = -52`