Answer:
I don't really understand but Hope's this helps
Step-by-step explanation:
what is the question
-4(3r - 2) - 2(r + 1) = 0
-12r + 8 - 2r - 2 = 0
-14r + 6 = 0
-14r = - 6
r = 6/14
r = 3/7
Answer:
2x + 3x = 5x.
Explanation:
Since they both have the same variable you can just add them so you get 5x.
I hope this helps you :D