SOLUTION: system of equations 5x-2y=4 3x+y=9 the answer is in this form (?,?)
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Question 386197
:
system of equations
5x-2y=4
3x+y=9
the answer is in this form (?,?)
Answer by
rfer(16322)
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3x+y=9
y=-3x+9
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5x-2(-3x+9)=4
5x+6x-18=4
11x=22
x=2
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3*2+y=9
6+y=9
y=3
----------------
3*2+3=9