18=2(5)+b
b=8 y intercept is 8
0=2(x)+8
-8=2x
x=-4
X intercept is -4
220= 45*x. I hope you are satisfied with my answer.
Answer:
[-1,5]
Step-by-step explanation:
all reals between -1 and 5
It would be 20*7 which will give you 140 miles in 7 hours
Not sure for (b)
Step-by-step explanation:
(a)55+80+x=180 (angles inside the triangle)
135+×=+180
x=180-135
x=45