3 years ago

PLLEEAASSEE HELP ME!!!!! 20 POINTS AND BRAINLIEST ANSWER

1 answer:

5 0

1x+3y=8
3x+2y=10

solve

multiply first equation by -3 and add to 2nd equation

-3x-9y=-24
<u>3x+2y=10 +</u>
0x-7y=-14

-7y=-14
divide by -7 both sides
y=2

sub back
x+3y=8
x+3(2)=8
x+6=8
minus 6
x=2

wow

both juices cost $2 per gallon

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