What is (2x - 4) - (6x + 6)

Solve for x, y, and z. show all steps.

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?