-2
Explanation
Today I received 3 dollars from my allowance, and I want to buy a 5 dollar shirt, if I save my allowance how much money will I need to complete the shirt
Step 1
Let
my allowance = 3
cost of the shirt=-5
the money I need=
[tex]\begin{gathered} \text{money I need=3-5} \\ M=-2 \end{gathered}[/tex]so, the answer is -2