Answer: x=-4
Step-by-step explanation: Isolate the variable by dividing each side by factors that don't contain the variable.
Hope this helps you out! ☺ Let me know if you need anymore help with math and I will be more than happy to help you out! ☺
-Karleif-
First we combine like terms : 3x + 2 - 5x = 10
-2x + 2 = 10
Then we subtract 2 ( on both sides ) : -2x = 8
Then divide by -2 ( on both sides ) : x = -4
x = -4 is your answer! :>
