Question

Solve for b.
ab + c = d
Ob = a + c/d
b = a/(c-d)
b = (d - c)/a

Answer 1

B=a/cd

Explanation:

just took the test

Answer 2

b = ( d-c)/a

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

b = ( d-c)/a