A train was traveling at a constant speed. The train traveled 315 miles in 3 hours. Write an equation to represent the relationship between t, the time, and d, the total distance traveled by the train.
105t=d
Bill bought 4 packages of markers for a total cost of 12.60. Write an equation that represents, p, the cost in dollars, of each notebook.
4p=12.60
The input value of a function is also known as what?
Independent Variable
If the function is 3x-1, and the input is 5, what is the output
14
David has 4 times as many action figures as Jamie. Write an equation that can be used to find the number of action figures David has.
4j=d
Jeremy gets paid $25 to babysit for 5 hours. He gets $30 for 6 hours, and $50 for 10 hours. Write an equation to represent the money, m, Jeremy gets paid per hour, h, he babysits.
m=5h
The equation c=2d shows how the cost of a car ride depends on the distance in miles driven. If a car ride is 10 miles long, how much will it cost?
20
p=3m+6; what is the value of p when m=3
15
On Friday, rain fell at a rate of 1.2 inches per hour. Write an equation to show the relationship between the number of hours, h, and Friday's total rainfall, r.
r=1.2h
If 3b=40.20; what is the value of b?
13.40
It costs $40 for 2 pairs of shoes. The relationship between cost, c, and pairs of shoes, s, is c=20s. What is the cost of 4 pairs of shoes?
$80
A classroom has 3 more chairs than desks. Write an equation that represents the relationship between chairs and desks.
c=d + 3
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