yoyomyname yoyomyname

12-12-2015
Mathematics

contestada

x+y=14
2x+3y=38
what is x and y

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kevin2020122 kevin2020122

12-12-2015

using the systems of equations, make the equation equal to
-2x-2y=-28
2x+3y=38
---
y=10
x=4

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Аноним Аноним

12-12-2015

♥ {x,y} = {4,10} (X=4,Y=10)
♥ To solve replace x and y
♥ so for the first equation it would be
♥ 4+10=14 and that's true
♥ and for the second you have
♥ 2*4+3*10=38 so once again true.

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