Yes it is, and don't worry, I hate school too! Amazing username!
Answer:
x = 21
Step-by-step explanation:
the equation is 2x + 10 = 52
2x = 42
x = 21
I'm guessing the answer is B? I tried to isolate r and I got that result. Sorry if it's wrong!
I = P x r x t
r = I/P x t
r = 310/1000 x 5
r = 0.62
r = 0.62 x 100
r = 62%
