Write each equation explicitly in terms of x, then indicate whether the equation is a function. 6x-3y=21

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

Astore sells two types of radios. one type sells $87 and the other for $119. if 25 were sold and the sales were $2495, how many of the $87 radios were sold a) 5 b) 20 c) 15 d)10