Question

Mr and mrs. Duane share a savings account. There are d dollars in the savings account when Me.Duane withdrew $45 from the account. Mrs.Duane deposited m dollars into the account. Then Mr.Duane deposited an additional $65 into the account.A. Write an expression to show how much money, in dollars, is in the account after the transactions. B. Simplify the expression. Explain your thinking.

Answer 1

A. d - 45 + m + 65

B. d + m + 20

Explanation:

A.

Start: d dollars

Mr. Duane withdrew $45: d - 45

Mrs. Duane deposited m: d - 45 + m

Mr. Duane deposited $65: d - 45 + m + 65

Expression: d - 45 + m + 65

B.

d - 45 + m + 65 =

= d + m + 20