Answer:
They are both right becuase if you just take away 1 from 20 and 10 you get 2 and 1. For the 4:2 one take away 1 and mutiply by 2 equalling 4:2 but they are still the same thing.
Step-by-step explanation:
Answer:
(-5/7)^17
Step-by-step explanation:
When multiplying numbers to a certain power, you will add the powers together. When dividing numbers to a certain power, you will subtract the powers.
Well there is to equations here that must be equal. X+20=4X Four times old means 4X+X=5X.
If you work to simply the problem you get something that looks like this:
X+20=5X
20=4X
x=20/4 or 5 y/o!
The answer to C is 118 because it’s a vertical angle
B. Multiplied each side by 12
