Answer:
40
Step-by-step explanation:
So, 30% is 0.30, but since you are taking off 30%, you are going to have 70% of the price which is 0.70. The word "of" lets you know that you are going to multiply. So, what you do is 150•0.70=105. The discounted price is $105
Let that be x
ATQ

Arrange accordingly to work backwards(Every thing is reversed)




.
Answer:
160 inches
Step-by-step explanation:
An octagon has 8 sides;
20*8=160
I need a photo to help you