Answer: 8+7
Step-by-step explanation: 3+5+7 is equivalent to 8+7 because if you add the both of them you’ll get the same exact answer which is 15
Answer:
5/12
Step-by-step explanation:
slope is 
so
and that is 5/12
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Answer:
5(7 - x).
Step-by-step explanation:
That is 5 multiplied by 7 - x where x is the number.
Answer:
4 times more
Step-by-step explanation:
80/20=4