Answer:
Step-by-step explanation:
300 miles
125/2.5= 50 miles per hour
50*6=300
b.
an=an-1+3
C.
when x=15
y=3×15-2=45-2=43
a15=43
y = -2
x = 5
3x - y = 17
-x + y = -7
here we can find the sum of the two equations
2x = 10
now we can just plug in the value of x to find y
-(5) + y = -7
