Rewrite the equation as 5-5b-2b=5.
Subtract 2b from -5b.
Move all terms not containing b to the right side of the equation.
Subtract 5 from both sides of the equation.
Subtract 5 from 5.
Divide each term by -7 and simplify.
Divide each term in -7b=0 by -7.
Cancel the common factor of -7.
Cancel the common factor.
Divide b by 1.
Divide 0 by -7.
Solve for b 5=5-5b-2b