Katrina has a $50 gift voucher for an arts supply store.She wants to buy a sketch pad and some markers. Including taxes, a sketch pad costs $18 and a marker costs $4. use the inequality 4m +18 equal to or less than 50 to determine the number of markers, m, she can buy.
2007-12-21 23:02:45 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
we can say that 50 = 4m + 18 then m=(50-18)/4 m=32/4=8
then number of markers will be maximum of 8 pcs.
2007-12-21 23:09:48 · answer #1 · answered by + cruz + 2 · 0⤊ 0⤋
4m + 18 ⦠50
4m + 18 - 18 ⦠50 - 18
4m ⦠32
4m/4 ⦠32/4
m ⦠8
â´she can buy a sketch pad and 8 or less markers.
2007-12-22 08:22:08 · answer #2 · answered by An ESL Learner 7 · 0⤊ 0⤋
4m + 18 =< 50
4m = 50-18
4m = 32
m = 8
Katrina can buy at a maximum, 8 markers
2007-12-22 07:59:03 · answer #3 · answered by ces 3 · 0⤊ 0⤋