Mathematics: Martha went to the store with $75 she bought 3 pairs of socks for $4 each.she bought 2 shirts for $20 each, and she bought a skirt for $21. how much money did she have left.

Martha went to the store with $75 she bought 3 pairs

Ответ:

innocentman69

07.02.2022

Mathematics

she spent 73 and has 3 left

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Ответ:

Lovebamagirl12

23.02.2023

Mathematics

1. 2x + 3y=*2
4x+2y=)
equation (i) becomes-
4x + 6y =100
subtracting ii from iii
we get,
4y=96
y=24
∴ x=50- 3*24 /2 = 50-72/2= -11
2. x+2y=
-x -3y= -
adding i and ii
-y= -5
y= 5
∴ x=9-10
x= -1

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Martha went to the store with $75 she bought 3 pairs of socks for $4 each.she bought 2 shirts for $20 each, and she bought a skirt for $21. how much money did she have left.

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