Question

http://prntscr.com/6138v2

Answer 1

Well, if you only have $20 you don't want to go over, so your equation should the less than or equal to instead of greater than or equal tp

x \(\le\) $20 (x = the other part of the equation)

Answer 2

so a or b?

Answer 3

@hhelpplzzzz

Answer 4

@mathmath333

Answer 5

@King.Void.