sbenjamin07 sbenjamin07

08-04-2021
Mathematics

contestada

Solve using substitution. You MUST find both variables to be crowned brainiest

2x + 4y = 40
x - 6y = -36

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nabryaburns89 nabryaburns89

08-04-2021

2x+4y=40
x=-36+6y
2(-36+6y)+4y=40
y=7
x=-36+6x7
x=6
(x,y)=(6,7)
2x6+4x7=40
6-6x7=-36
40=40
-36=-36
(x,y)=(6,7)

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