What is b if 7b plus 15 equals -34?

Answer 1

7b + 15= -34

First, 7b + 15 - 15 = -34 - 15

So, 7b = -49

Then, 7b/7 = -49/7

And finally, b = -7

So b = -7

Answer 2

7b + 15 = -34

Subtract 15 from each side:

7b = -49

Divide each side by 7:

b = -7