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Solve the system of equations below 4x+y=16 and 2x+3y=-2
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Mar 20, 2017
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Solve the system of equations below 4x+y=16 and 2x+3y=-2
Mathematics
high-school
Rivky
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Rivky
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4x+y=16 multiply both sides by -3 and will get
2x+3y=-2
-12x -3y = -48
2x +3y = -2
--------------------------
-10x 0 = -50
-10x = -50
x = -50/(-10) = 5
x = 5
4x+y=16
4*5+y=16
20+y=16
y = 16-20
y = -4
x = 5
y = - 4
hope helped
Gutblender
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Mar 21, 2017
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Answer: (5,-4) APEX!
Laughingpine
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Mar 27, 2017
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Laughingpine
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