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ss7ja [257]
3 years ago
13

Solve the system using elimination. 3x+3y=27 x-3y=-11

Mathematics
1 answer:
Fantom [35]3 years ago
7 0
3x+3y=27
x-3y= -11

-x-y=-9
x-3y=-11

-4y= -20
y= 5

x-3•5= -11
x=4

(x,y)= (4,5)
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