iwnson868 iwnson868

16-09-2020
Mathematics

contestada

3 shirts and 4 hats equal 96 dollars, 2 shirts and 5 hats equal 99 dollars. How much does a shirt cost?

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jasonderulooooo jasonderulooooo

16-09-2020

shirt=x
hats=y

3x+4y=96
2x+5y=99
(you'll have to get x in both equations to equal each other or y as well it doesn't matter which so:

6x+8y=192
6x+15y=297
-7y=-105
7y=105
y=15

3x+4y=96
3x+4x15=96
3x=96-60
x=36/3
x=12

a shirt is $12 hope it makes sense!!

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