Renee is a sales associate at a store. she earns $ 80 a week plus a 15% commission on her sales. last week , she sold $ 200 worth of items. what is the total amount renee earned for the week? how much did she earn from commision

Evaluate the expression for the given value of the variable 7a - 4a for a =8

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Mr. jones determined that the equation y = 98 - 16/5 x could be used to predict his students' unit test scores, based on the number of days, x, a student was absent during the unit. what was the meaning of the y-intercept of the function? (by the way the 16/5 is a )