Question

Y=2x
5x-y=9
I have to solving systems by substitution
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Answer 1

okay so Y can be 6

and x can be 3

Explanation:

so first 2*x=y

the most most likely answer will be y is 6 and x is 3 because

5*3=15

y=6

15-6=9

so x is 3 and y is 6