Evaluate the expression 9 - z9−z9, minus, z when z = 4z=4z, equals, 4.

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16

Find the values of the variables and the lengths of the sides of this kite.