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dybincka [34]
2 years ago
7

1. Complete the table below to solve the equation 2.5x − 10.5 = 64(0.5x).

Mathematics
1 answer:
Damm [24]2 years ago
6 0

Answer:

western beach:  y = -2x + 100

dunes beach : y = 5x + 20

set the equations equal to each other

-2x + 100 = 5x + 20

100 - 20 = 7x

80 = 7x

80/7 = x

x ~ 11.43 years

Step-by-step explanation:

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<u>Part</u><u> </u><u>(</u><u>a</u><u>)</u>

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<u>Part</u><u> </u><u>(</u><u>c</u><u>)</u>

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