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I want someone explain me please

I want someone explain me please-example-1

1 Answer

2 votes
The unit rate meant the slope, which is represented by m in y=mx+b
First we must isolate the y by dividing both sides by -1 to get:
y=-x/7 or y=(-1/7)x, so the the unit rate is -1/7 or B

Hope this helps :)
User Gertjan
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