28 because you must subract 22 from both sides
Answer:
x4+2x3+x2+5x+b=x-2x3+x+3
Step-by-step explanation:
Answer:
450 miles , $90.5
Step-by-step explanation:
Let d be the miles driven
59 + 0.07d = 50 + 0.09d
d = 450
The two plans cost the same when he drives for 450 miles which the respective cost is 59 + 0.07(450) = $90.5
The slope is 2.
Equation if needed: y= 2x + 1
