After buying school supplies, ruby had $32 left over. she spent $4 on notebooks, $18 on a backpack, and $30 on a new calculator. how much money, m, did ruby start with? write an equation to show your work.

72 is the answer to this problem

part a

in a city ice cream is mostly only bought when the temperature is very high as ice cream cools down our

so we can derive the conclusion that as the temperature increases the number of ice creams sold also increases

part b

y intercept is 5

slope is 2

happy to

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