Seudónimo Seudónimo

19-04-2020
Mathematics

contestada

Use the elimination method to determine the cost of one package of toilet paper and one gallon of hand sanitizer.
Isolate x:
Isolate y:

10x + 6y= 63.50
8x + 12y = 85

Respuesta :

amna04352 amna04352

19-04-2020

Answer:

x = 3.5

y = 4.75

Step-by-step explanation:

10x + 6y= 63.50 --> (1)

8x + 12y = 85 --> (2)

(2) - 2(1)

-12x = -42

x = 3.5

4(1) - 5(2)

-36y = -171

y = 4.75

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