Since is on the right side of the equation, switch the sides so it is on the left side of the equation.

Simplify each term.

Apply the distributive property.

Multiply by .

Multiply by .

Add and .

Subtract from both sides of the equation.

Subtract from .

Add to both sides of the equation.

Add and .

Divide each term in by .

Cancel the common factor of .

Cancel the common factor.

Divide by .

Divide by .

Solve for b 40+7b=-7b-6(4-5b)