Which algebraic expression is equivalent to the expression below? (9x + 16) - 10 a: 9x + 6
b: 9x + 26
c: 25x + 6
d:25x - 10

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.

Need on this geometry question. explain how you did it.

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document