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

May 3, 2016

color(blue)( x = -52

Explanation:

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

$- 45 - 7 = 4 x - 3 x$

$- 52 = x$

color(blue)( x = -52