3 years ago

Help please homework

Mathematics

1 answer:

sergejj [24]3 years ago

8 0

Answer:

Y=7

Step-by-step explanation:

(X,Y) or (-2,?)

X=-2

4×(-2)-4y=20

-8-4y=20

-4y=20+8 /÷(-4)

Y=7

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