Aparallelogram has side lengths of 9x+12 and 3x+7. what is the perimeter?

Average salary for a medical assistant is $31,220 which is a 20% income tax bracket how much money would they pay in income tax?

Which system of linear inequalities is represented by the graph? !

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then, the two had the same amount of money. how much money did each have originally?