Rewrite the equation as .

Multiply both sides of the equation by .

Reduce the expression by cancelling the common factors.

Cancel the common factor of .

Cancel the common factor.

Rewrite the expression.

Multiply by .

Expand using the FOIL Method.

Apply the distributive property.

Apply the distributive property.

Apply the distributive property.

Simplify and combine like terms.

Simplify each term.

Multiply by .

Multiply by .

Multiply by .

Add and .

Move to the left side of the equation by subtracting it from both sides.

Use the quadratic formula to find the solutions.

Substitute the values , , and into the quadratic formula and solve for .

Simplify the numerator.

Raise to the power of .

Multiply by .

Apply the distributive property.

Multiply by .

Multiply by .

Subtract from .

Factor out of .

Factor out of .

Factor out of .

Factor out of .

Multiply by .

The final answer is the combination of both solutions.

Solve for z y=1/3*((z+4)(z+1))