Answer:
120 miles
Step-by-step explanation:
45 divided by 3 equals to 15 and 15 times 8 equals 120.
45 / 3 = 15
15 x 8 = 120
The sum is adding
3 times a number is 3x
And 15 is +15
3x+15
Answer:
4.8 miles per hour.
Step-by-step explanation:
Average speed=Total distance/Time taken
=26.2miles/5.5hour
=4.8 miles per hour
Answer:
x = 0 or 1 or -2
Step-by-step explanation:

x(x^3-3x+2)=0
x(x-1)^2 * (x+2)0
so x = 0 or 1 or -2
there is no imaginary solutions