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RomeroBest ResponseYou've already chosen the best response.1
2(2x+y)=2(6) 4x+2y=12 add them 4x+2y=4 4x+4x+2y+2y=16 4y=16
 one year ago

GuinnessBest ResponseYou've already chosen the best response.0
elimination mean's solve for one variable. this can be done by simple subtraction of on equation from the other.
 one year ago

RomeroBest ResponseYou've already chosen the best response.1
divide both sides by 4 and you got your y. Use that y and plug it in into any equation and then solve for x
 one year ago

rayfordBest ResponseYou've already chosen the best response.0
may you answer another?
 one year ago

RomeroBest ResponseYou've already chosen the best response.1
Yeah just post it in another question
 one year ago

rayfordBest ResponseYou've already chosen the best response.0
x+2y=10 xy=4 use substituion
 one year ago
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