Hi!
First make the denominators the same.

Add the numerators

Simplify to get your answer
The answer is

Hope this helps! :)
Answer:
ty for the points
Step-by-step explanation:
B-(-7)= -1
First negative multiply by negative is POSITIVE.
So: B+7= -1
Subtract 7 from both sides
B= -7-1
B= -8.
Answer: -8.
To Check Answer: Plug in the variable of B in the original equation.
So: -8-(-7)= -1
-8+7= -1
-1= -1
If the Solution works out the answer is right.
A 1:12 is the answer for this question