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Vikki [24]
3 years ago
9

Alejandra drove from Michigan to Colorado to visit her friend. The speed limit on the highway is 70 miles/hour. If Alejandra's c

ombined driving time for the trip was 14 hours, how many miles did Alejandra drive?
Mathematics
1 answer:
Temka [501]3 years ago
6 0
70 miles x
————— = ———-
1 hour 14 hours

Cross multiply.

70 • 14 = x

980 = x

Alejandra drove 980 miles.
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The sides of a triangle measure 3√6 2√24 7√54 what is the perimeter of the triangle
Sliva [168]

Answer:

Step-by-step explanation:

3*√6 + 2√24 + 7√54= P

3√6 + 2√2*2*6 + 7√3*3*6

3√6 + 2*2√6+7*3√6

3√6 + 4√6 + 21√6

28√6 = the perimeter.

7 0
3 years ago
PLEASE HELP WITH THIS EQUATION!!! WILL GIVE BRAINLIEST AND RATING!!!!!!!
GuDViN [60]

Answer:

-8x+6

Step-by-step explanation:

we know that

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Group terms that contain the same variable

Combine like terms

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3 0
3 years ago
A hemispherical tank is filled with water and has a diameter of 19 feet. If water
pogonyaev

We know that the volume of a sphere is:

V

=

4

3

π

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3

where

r

=

10

2

=

5

ft

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we need half of this, so we use:

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=

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=

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giving a total weight of water of:

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6 0
3 years ago
Read 2 more answers
Help please asap!!!!
strojnjashka [21]

Answer:

g(x)=0.5x^2+x+4

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8 0
3 years ago
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(mz^3 ​​ )(−2z ​n ​​ )=24z ^4 ​​ What is M and N ?
torisob [31]
M=12/n
N=12/m

Really you just need to do please excuse my dear aunt sally. and it should do the trick.
7 0
3 years ago
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