Answer:
b = (d-c)/a
Step-by-step explanation:
ab + c = d
Subtract c from each side
ab +c-c=d-c
ab = d-c
Divide each side by a
ab/a = (d-c)/a
Steps to solve for b:
~Subtract c to both sides
ab + c - c = d - c
~Simplify
ab = d - c
~Divide a to both sides
ab/a = d-c/a
b = d-c/a
Best of Luck!
