Basically, this is saying that 80% of (x) = 2 so you have know what the whole would be. It would be 2.5 because 80% of 2.5 is 2. So because you are subtracting 7 from v to get 2.5, you have to add 2.5 to 7 to get v. V=9.5
The answer is -4 i just did the test
Answer:
I think its associative property but I am not sure.
Step-by-step explanation:
#9 the sum of two angles is 90 degrees, creating a right angle.
#10 the sum of the two angles is 180 because the form a supplementary angle
Answer:

Step-by-step explanation:
If you expand an equation you get its equivalent expression