Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Divide by .

Raise to the power of .

Subtract from .

The absolute value is the distance between a number and zero. The distance between and is .

Multiply by .

Subtract from .

Subtract from .

Multiply by .

Multiply by .

Subtract from .

Divide by .

Evaluate (4^2-8|7-9|)/(4(4-7)-30÷6)