lizawezza
lizawezza
10-09-2018
Mathematics
contestada
6x-4y=-14
-3x-3y=12
with the elimination method
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Kflint12
Kflint12
10-09-2018
6x-4y=-14
2(-3x-3y=12)
6x-4y=-14
-6x-6y=24
-10y=10
Divide both sides by 10
-1y=1 divide by -1
y=-1
6x-4(-1)=-14
6x+4=-14
-4 -4
6x=-18
Divide both sides by 6
x=-3
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