Answer:
The original price of the mp3 player would be $150
Step-by-step explanation:
This is simple, what is the total degree of a triangle? 180
so add up 70 + 30 is 100, the answer to x is 80
Answer:
10651.7 gallons
Step-by-step explanation:
Answer:
It doesnt affect the equation
Step-by-step explanation:
If it were like this
8-(-9) means posotive minus negative 9