Answer:
5*-102=13
step1 pulling out like term:1.1
pull out like factors:5x-115=5(x-23)
equation at the end of step 1 : step 2:
equation which are never true: 2.1 solve:5=0.
solve:x-23=0 solving a single variable equation
:2.2 solve :x-23=0 add 23 to both sides of the equation:x=23
