Rewrite the equation as .

Simplify each term.

Apply the distributive property.

Multiply by .

Multiply by .

Subtract from .

Subtract from both sides of the equation.

Subtract from .

Divide each term in by .

Simplify the left side.

Cancel the common factor of .

Cancel the common factor.

Divide by .

Simplify the right side.

Divide by .

Solve for c 2=10c-4(2c-9)