silvamelvin18ovx6pe silvamelvin18ovx6pe

Today at 5:47 PM
Mathematics

Answered

Wilma and Betty are playing a number game. Wilma tells Betty, "I'm thinking of a number between 1 and 10. If I take the number and add 4 to it and then multiply that by 3, I get 30." What number is Wilma thinking of?

Answer :

ImaginaKey2Knowledge ImaginaKey2Knowledge

Today at 5:52 PM

Just work this problem out backwards. First write out an equation.
(x+4)•3=30

Now solve :

(x+4)•3=30

3x+12=30
-12 -12

3x=18
/3 /3

x=6

Your answer is 6!

Hoped I helped!

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