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antiseptic1488 [7]
3 years ago
8

Rosa is participating in a fun run to raise money for the West Side Children's Hospital. The run is held at Rosa's high school t

rack. The more laps Rosa runs around the track, the more money she raises for the hospital.
There is a proportional relationship between the number of laps Rosa runs, x, and the amount of money she raises for the hospital (in dollars), y.
x (laps) y (dollars)
1 $5
2 $10
3 $15
4 $20
Write an equation for the relationship between x and y.
y=
Mathematics
1 answer:
Kaylis [27]3 years ago
5 0

Answer:

y=5x

Step-by-step explanation:

A proportional relation is of the form y=kx

To find k, we put any ordered pair from the table and solve for k.

From the table when x=1, k=5

This implies that:

5=k(1)

We simplify to get;

k=5

We put this back into the equation to get:

y=5x

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