Answer:
3.81
Step-by-step explanation:
- + -
- + -
- + -
If you were to go all ways on this chart↑ the rules would always be the same.
A negative plus a negative is a negative.
A negative plus a positive is a negative.
A positive plus a postitive is a positive.
The area of the wall is 92,322
Step-by-step explanation:
The first set is equivalent.
We obtain the right-hand side by swapping places of the terms.
They complete a 900-mile distance with their combined speed of (300+250=550) mph
Therefore, they meet after 900m/550mph=18/11h=1.6364h
-850 feet,
-1200+800-450,
Assuming that it started at 0