The dollar value v (t) of a certain car model that is t

Mathematics

1 answer:

Yanka [14]3 years ago

7 0

Hdddddddgggggggggggggggg

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Jasmine is traveling at 45 miles per hour. At that same rate, how long will it take her to travel 135 miles?

mina [271]

$45\ miles\ per\ 1\ hour\\
135\ miles\ per\ x\ hours\\\\
making\ proportion:\\
45-1\\
135-x\\\\
cross\ multiplication\\\\
45x=135\ \ \ | divide\ by\ 45\\\\
x=3\\\\
It\ will\ take\ 3\ hours.$

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3 years ago

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A culture started with 6,000 bacteria. After 3 hours, it grew to 7,200 bacteria. Predict how many bacteria will be present after

yanalaym [24]

There will be 45,600 bacteria present after 19 hours

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3 years ago

O GRAPHIS,

bezimeni [28]

Answer:

y = 3x - 16

Step-by-step explanation:

I just graphed the slope and went down 3 over to the left 1 and I found 16 was the intercept

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Charra [1.4K]

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b. 0.50x+15=25

so the answer is 20

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If x-12√x + 36 = 0 what is the value of x A. 6 B. 6^2 C. 6^3 D. 6^4

Snowcat [4.5K]

Let
$\sqrt{x} = a$
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