Question

A woman bought some large frames for $16 each and some small frames for $7 each at a closeout sale. If she bought 20 frames for $176, find how many of each type she bought?

She bought ___ large frames?
She bought ___ small frames?

Answer 1

large frames ---- x
small frames ---- 20-x

16x + 7(20 - x) = 176

solve, should be very straightforward