31. +
34. -
To figure out more, just solve the known problem, and then go over what the answer would be to the unknown one until you find the answer that makes it true.
Answer:
-$7
Step-by-step explanation:
20 - 15 = 5
5 + 5 = 10
10 - 10 = 0
0 - 7 = -7
14 hundreds, 10 tens, and 2 ones.
Answer:
Step-by-step explanation:
What is the rest of the equation? I will edit/fix the answer after you finish the equation.
