When is it better to use a $20 off coupon? When is it better to use a 20% coupon? *
1 answer:
It It better to use a $20 off coupon on small items, and a 20% off coupon on bigger items to get much more money off of your purchase
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3p-8=13-4p
+4 +4
so now you got 7p-8=13
+8 +8
and now you have 7p=21 and how many times does 7 go in to 21 and you should get p=3 and there you go
A rotation followed by a reflection I think
You have to use the y=mx+b formula to find the equation
