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jarptica [38.1K]
3 years ago
15

Substitution system of equations How do I solve this?

Mathematics
1 answer:
Fantom [35]3 years ago
7 0

Answer:

x=-6

Y=4

Step-by-step explanation:

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PLLEEAASSEE HELP ME!!!!! 20 POINTS AND BRAINLIEST ANSWER
svet-max [94.6K]
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
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minus 6
x=2

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