joker20 joker20

08-03-2017
Mathematics

contestada

Solve by elimination
2x+y=16
3x-y=4

Respuesta :

Kasshycupcake Kasshycupcake

08-03-2017

Maybe try this 2x+y=16
3x-y=4
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Add the two equations to solve for "x":
5x = 20
x = 4
--------

Substitute to solve for "y":
2*4 + y = 16
y = 8
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Solution: (4,8)

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leslieerh leslieerh

08-03-2017

for the first one its x=8 y=16
second one x= 1.33 y=-4

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