The sum will be x+y because their ages are variables.
Answer:
well all you need to do is try your best
Step-by-step explanation:
Answer:
Start by laying out 7 tiles, and then adding 3. Whatever that number of tiles is equals x.
x = 10
10 - 3 = 7
Answer:
The third one
Step-by-step explanation:
Answer:
0.0007
Step-by-step explanation: