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Evan is going to the country fair this weekend. The admission to the fair is five dollars and the cost per ride is $.50. If his parents gave her $20, read and saw the linearr equation to find how many rides he can go on

Respuesta :

akephd

Answer:

I believe he can go on 30 rides.

Step-by-step explanation:

The equation would be 5 + .5x = 20

Because $5 to get in, plus $.50 per ride (x is number of rides you are solving for), and $20 is total amount you can spend.

So, .5x=15 so x=30

The linear equation is y = 0.5x + 5 and with $20, Evan can go on 30 rides

The equation of a straight line is given by:

y = mx + b;

where y,x are variables, m is the slope of the line and b is the y intercept.

let x represent the number of rides and y represent the cost for x rides.

Since the admission to the fair is $5, hence b = 5, Also the cost per ride os $0.5 hence m = 0.5. The linear equation becomes:

y = 0.5x + 5

The number of rides for $20 is:

20 = 0.5x + 5

0.5x = 15

x = 30 rides

Therefore with $20, Evan can go on 30 rides

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