Step-by-step explanation:
7b-5b=-3+15
2b=12
b=12/2
b=6
Answer:
[tex]b = 6[/tex]
1.) We need to manipulate the equation to get b by itself.2.) Subtract 5b from each side. Combine like terms. Add 15 to each side. Combine like terms. Divide each side by 2. Simplify.
