3 years ago

How would I work this question? x+10y= -9 and x=5y+21

1 answer:

8 0

Answer:

what you do is you want to get the x by it self so you would subtract the x and put it on the other side. like this: 10y=-9-x. OK so you would subtract -9 and put it on the other side like this: 9 + 10y=-x. but you can't have a negative x so u would do -9 + 10y=x.

Step-by-step explanation:

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