Question

Solve for x.
is the equation 13x-4 = 10x
or
13x-4 + 10x = 180

Answer 1

x=8

Explanation:

the equation is the second one since they are supplementary (add up to 180)

`13x-4+10x=180\\23x-4=180\\23x=184\\x=(184)/(23) \\x=8`