Rewrite the equation as .

Multiply both sides of the equation by .

Simplify .

Add and .

Combine and .

Multiply the numerator by the reciprocal of the denominator.

Multiply by .

Cancel the common factor of .

Cancel the common factor.

Rewrite the expression.

Add and .

Cancel the common factor of .

Factor out of .

Cancel the common factor.

Rewrite the expression.

Simplify .

Add and .

Combine and .

Multiply the numerator by the reciprocal of the denominator.

Multiply by .

Cancel the common factor of .

Factor out of .

Cancel the common factor.

Rewrite the expression.

Multiply by .

Solve for h 81=1/2*((10+17)h)