3 years ago

How much less than 3x^2−7x+9 is 2x^2+4x−8 ? Thanks!!

1 answer:

maks197457 [2]3 years ago

8 0

Simplify.
3x^2−7x+9 - 2x^2+4x−8

1. 3x^2-2x^2 = x
2. -7x + 4x = -3x
3. 9 - 8 = 1

Combine.
x -3x +1

Thus, 2x^2+4x−8 is x -3x +1 less than 3x^2−7x+9

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A dolphin swims at a rate of 45 miles per hour. How many feet per minute is this?

jenyasd209 [6]

If you would like to know how much is 45 miles per hour in feet per minute, you can calculate this using the following step:

1 mile per hour = <span>88 feet per minute

45 miles per hour = 45 * 88 feet per minute = 3960 feet per minute

Result: 45 miles per hour is 3960 feet per minute.
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3 years ago

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