How do you solve 3+8x=7x-3?

May 31, 2016

$x = - 6$

Explanation:

To solve we begin be combining like terms on each side of the equal sign.

$3 + 8 x = 7 x - 3$

$\cancel{- 3} + \cancel{3} + 8 x = 7 x - 3 - 3$

$8 x - 7 x = \cancel{7 x} - 6 \cancel{- 7 x}$

$x = - 6$