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Sadies1975 Sadies1975
  • 24-08-2016
  • Mathematics
Answered

Ming-Li spent $15 at the movies. She then earned $30 babysitting. She spent $12 at the bookstore. She now has $18 left. How much money did Ming-Li have to begin with?

Verified Answer :

crisforp
crisforp crisforp
  • 24-08-2016

x - 15 + 30 - 12 = 18;
Then x - 15 + 18 = 18;
x + 3 = 18;
x = $15 ( money has Ming-Li to begin with ).

Answer Link
texaschic101
texaschic101 texaschic101
  • 24-08-2016

x = original amount

x - 15 + 30 - 12 = 18
x + 30 - 27 = 18
x + 3 = 18
x = 18 - 3
x = 15 <== she began with 15

Answer Link

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