elliemokry elliemokry

07-05-2019
Mathematics

contestada

I need help big time. I will get a 0 if i don't get this right

Solve by substitution.

A shopper purchased 8 T-Shirts and 5 pairs of pants for $220. The next day, he purchased 5 T-Shirts and 1 pair of pants for $112. How much does each T-shirt and each pair of pants cost?

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22sophielowe 22sophielowe

07-05-2019

Answer:

T-shirts cost $20; each pair of pants cost $12.

Step-by-step explanation:

x is T-shirts ; y is each pair of pants

(8x+5y=220) -1

(5x+y=112) 5

----------------------

-8-5y=220

25+5y=560

----------------

17x=340

x=20

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