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Ashley and john are selling fruit for a school fundraiser. customers can buy small boxes of tangerines and large boxes of tangerines. ashley sold 12 small boxed of tangerines and 4 large boxes of tangerines for a total of $140. john sold 3 small boxes of tangerines and 12 large boxes of tangerines for a total of $189. find the cost each of one small box of tangerines and one large box of tangerines.

Respuesta :

The equation shows that the cost if one small box is $7 and the large box is $14.

How to calculate the value?

The equation to solve the question will be:

12s + 4l = 140

3s + 12l = 189

Multiply equation i by 3

Multiply equation ii by 12

36s + 12l = 420

36s + 144l = 2268

132l = 1848

l = 1848/132

l = 14

12s + 4l = 140

12s + 4(14) = 140

12s + 56 = 140

s = 7

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