mary bought 24 pens and pencil, each pencil for 2.00 and pens 3.00 she spent 59.00 how many pencils did she bought

Question

please help it urgent need eplease

Answer 1

x + y = 24

multiply both sides by 2

then subtract from

2x+3y= 59

2x+2y = 48

y =11 pens

x = 24-11 = 13 pencils

2(13) +3(11) = 26 +33 = 59