Rewrite the equation as 3b+69=45.
Move all terms not containing b to the right side of the equation.
Subtract 69 from both sides of the equation.
Subtract 69 from 45.
Divide each term by 3 and simplify.
Divide each term in 3b=-24 by 3.
Cancel the common factor of 3.
Cancel the common factor.
Divide b by 1.
Divide -24 by 3.
Solve for b 45=3b+69