There are 40 students in a class and 30% of these students passed their history test. What
number of these students passed the test?

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.

Which expression is not a polynomial?

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2