Answer:
B.
.
Step-by-step explanation:
Use the power of a power property.

Multiply all the exponents in the parenthesis by 2.

The answer is B.
.
Hope this helps!
Answer:
180 = 40 + 10x
Step-by-step explanation:
Answer:
I am not sure but think that the answer is 1/20
Answer:
y=6
Step-by-step explanation:
2(7)=14.
subtract both sides by 14.
y=6
Step-by-step explanation:

Then collect like terms
answer is x = 4