timmonskids6027
24.07.2019 •
Mathematics
Explain how to write and solve the equation to solve the problem. bella saved enough money to buy 3 books. if each book cost $13, how much money did bella save?
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Ответ:
Total amount Bella saved = 13x
Bella saved enough for 3 books.
x = 3
Total amount saved = 13(3) = $39
Answer : $39
Ответ:
Plug in: (-4-8)/(3-(-1)
Solve: -12/4
= -3/1 or -3