Answer:

Step-by-step explanation:
when you raise an exponent to a power you multiply
Also since the terms inside the parenthesis are multiplied and not added, you don't have to worry about expanding it

Answer:
measure of a angle 1 = x
measure of angle 2= 3x
3x+1x=180 ( linear pair)
4x=180
x= 180÷4
x= 45
angle one = x= 45
angle two = 3x = 3×45= 135
the 2 angles are
45 and 135
Answer:
8 months
Step-by-step explanation:
3/4 of a tube per month = 1.5 tubes for two months = 3 tubes for four months.
Double the 3 tubes for four months to get 6 tubes for 8 months.