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17-06-2016
Mathematics

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What is the solution to the system of equations? Use the substitution method.
4x+2y=11
x-2=-2y
A. (3,-1/2)
B. (0,-2)
C. (0,-11/2)
D. (7,-5/2)

Respuesta :

17-06-2016

Hello,
answer A

4x+2y=11
x-2=-2y==>2y=-x+2

4x-x+2=11==>3x=9==>x=3

2y=-3+2==>y=-1/2

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