On Wednesday, William wrote a check in the amount of $45.60. This brought his balance down to –$15.75. Suppose n represents William’s balance before he wrote the check.

Which equation can be used to represent this situation?

A.
n + 15.75 = –45.60

B.
n – 15.75 = 45.60

C.
n + 45.60 = –15.75

D.
n – 45.60 = –15.75

Question

On Wednesday, William wrote a check in the amount of $45.60. This brought his balance down to –$15.75. Suppose n represents William’s balance before he wrote the check.
 
Which equation can be used to represent this situation?
 
 A.
n + 15.75 = –45.60
 
 B.
n – 15.75 = 45.60
 
 C.
n + 45.60 = –15.75
 
 D.
n – 45.60 = –15.75

anonymous · Answer

@alanabrisa

kva1992 · Answer

I would say its D

anonymous · Answer

@carlyleukhardt

anonymous · Answer

Well if he had $45.60 and then now he is down to -15.75 then he took out money. So D is correct. He subtracted 45.60 from his original balance, n , and is now at -15.75

anonymous · Answer

that makes sense. thank you so much @alanabrisa

anonymous · Answer

Ah you're very welcome :) Glad I can help

kva1992 · Answer

@alanabrisa  psh you topped me lol well done