Combine and .

To write as a fraction with a common denominator, multiply by .

Simplify terms.

Combine and .

Combine the numerators over the common denominator.

Simplify the numerator.

Move to the left of .

Add and .

Since the expression on each side of the equation has the same denominator, the numerators must be equal.

Divide each term in by .

Cancel the common factor of .

Cancel the common factor.

Divide by .

The result can be shown in multiple forms.

Exact Form:

Decimal Form:

Solve for z 2/3z+z=2/3