Answer:
A
Step-by-step explanation:
The easiest way to figure this out is to substitute in the variables. So for a, 2=-5+7 is correct, and 7=0+7 is correct as well. If you were to look at the other answers, you would see that the equation would not match up. Hope this helps!
C the third one
Step by step
D is the answer for the problem
Answer:
5000000000000100
Step-by-step explanation:
the question explains itself just ad 100
Answer:
actually its A... i know cause i got it WRONG
Step-by-step explanation: