Respuesta :
well you add what you spent and your balance. which is a total of $74 so..
d - 21 = 53
53 + 21 = 74 dollars
same thing if I had c cookies and I ate 12 cookies and have 9 left.
c - 12 = 9
12 + 9 = 21 cookies
hope this helps!
d - 21 = 53
53 + 21 = 74 dollars
same thing if I had c cookies and I ate 12 cookies and have 9 left.
c - 12 = 9
12 + 9 = 21 cookies
hope this helps!