Answer:
a.) 70 km per hour
b.) 245 km
Step-by-step explanation:
a.) Find how far the car can travel per hour by dividing:

The car travels at a rate of 70 km per hour.
b.) Make an equation with <em>h</em> as hours and <em>d</em> as the distance the car can travel:

Insert the hours:

Simplify:

At a rate of 70 km per hour, in 3.5 hours, the car can travel a total of 245 km.
Answer:
2,-1
Step-by-step explanation:
2x^2 -2x -4 =0
Factor out a 2
2(x^2 -x-2) =0
What 2 number multiply to -2 and add to -1
-2*1 = -2
-2 +1 = -1
2(x-2) (x+1) =0
Using the zero product property
x-2 = 0 x+1 = 0
x-2+2=0+2 x+1-1=0-1
x=2 x=-1
D Elion and her colleagues were responsible for developing important drugs
The answer you are looking for is A. 7.00. The cost of the item should be $6.00 as the tax should be $0.48. Making the total cost of the item $6.48.