Anonymous Anonymous

07-10-2014
Mathematics

Answered

Sofia owes her brother $25 .She gives her brother the $18 she earned dog sitting. Write an addition expression to describe this situation. Find the sum also.

Verified Answer :

HannahLS HannahLS

07-10-2014

Would it be:

25=18+x
25-18=x
7=x so she still owes him $7

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cmacauley cmacauley

07-10-2014

You are trying to find the unknown.
x=unknown
So....
18+x =$25
Bring the 18 over to the other side and subtract, so....
x= 25-18
Therefore....
x=7

Answer Link

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