Question 99666
3x – 7 = 2x + 8
First move all terms with x to one side of the equal sign
and all terms without x to the opposited side.
3x – 2x = 8 + 7
next combine like terms
x=15
Now to check replace x in the original equation with 15
3x – 7 = 2x + 8
3(15) – 7 = 2(15) + 8
45 – 7 = 30 + 8
38=38