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MakcuM [25]
4 years ago
12

I need to solve this

Mathematics
1 answer:
guajiro [1.7K]4 years ago
3 0

Answer:

x is 7, y is -1

Step-by-step explanation:

x+7y=0

2x-8y=22 -> divide both sides by -2


x+7y=0

-x+4y=-11


Eliminate one of the equations by adding the equations.


11y=-11

y=-1


Substitue the value of y into te equation


x+7*(-1)=0

x=7

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