Answer:
3.b

i hope question 3.a. is 5^x ÷ 5^-3 = 5^5
3.a.

Associative property Says that you can add or multiply regardless of how the numbers are group
Answer:
The answer is 1 cup of sugar
Step-by-step explanation:
x = 2 x 1.5/3
x = 3/3
x = 1 cup of sugar
hope it helps!
If 5 is 5%, then we can say that 1 is 1%, so we can multiply by 100 to get 100% which is 100, your answer. I hope this helps!
The answer is zero.
If any of the pairs of lines were parallel, there would be some same-side interior angles or such that would be supplementary. However, since the lines are not parallel lines crossed by a transversal, the only ones guaranteed to be supplementary to angle 7 are the ones adjacent to it that form a linear pair.