Part A:
y=mx+b
621=83(7)+b
Part B:
621=83(7)+b
621=581+b
621-581=b
b=40
Insurance cost is 40$
Answer:
that means all the other sides are x-45 and each of the angles are 60 degrees
(i dont know what your asking for)
Answer:
Step-by-step explanation:
The equation is y=3/5x-2, attached is the graph