Joel is 13.
Because if the sum of all there ages added together divided by 3, will give you 13.
Answer:

Step-by-step explanation:

Expanding brackets.

Adding 2m and 6 to both sides.

Combining like terms.

Dividing both sides by 14.

Aye the Answer is D ~hope that helps :)
I say go with -(1/2) ^ 750
Answer:
false
Step-by-step explanation:
0.909 is less than not greater than