Answer:
r = -5
Step-by-step explanation:
-30 = 7r + 5
7r = -30 - 5
7r = -35
r = -35 / 7
Hope that helps!
Im going to rewrite to make it easier for me
7r + 5 = -30
subtract 5 from both sides
rewriting
(7)r = -35
divide by 7
