Apply the distributive property.

Multiply.

Multiply by .

Multiply by .

Apply the distributive property.

Multiply by .

Subtract from both sides of the equation.

Combine the opposite terms in .

Subtract from .

Subtract from .

Since , the equation will always be true for any value of .

All real numbers

The result can be shown in multiple forms.

All real numbers

Interval Notation:

Solve for z 3(3z-15)=9(z-5)