Answer:
can you retype type that for me please
That would be 180 - 72 = 108 degrees
To do this you must plug in 1 and negative one for each x variable and each y. that solution is a point so the 1 must be tested for x and the -1 for y. do this and solve to find a and b so that it works in both equations!
I think that it's 5 and a half hours.
Subtract $2125- $1500= $625
That means that you have $625 left to spend. If it's $125 per half hour. That's 5 half hours but equals out to 2.5 hours.
Answer:
I think it could be 22 0r 23