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Debora [2.8K]
2 years ago
6

In a cross country meet, you run at a steady pace of 7 minutes a mile. If you finish the race in 21 minutes. How long is the rac

e?
Mathematics
2 answers:
OleMash [197]2 years ago
8 0
You would change the word problem into an equation. So it would be 21/7.  The answer is 3 minutes.
Aleks04 [339]2 years ago
4 0
3 miles:
21 divided by 7 is 3
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5 0
3 years ago
1. sin(x+20) = cos(2x+10)<br> 2. sin (2x+14) = cos(x-5)
lakkis [162]

Answer:

x=20°

2.

x=27°

Step-by-step explanation:

sin(x+20)=cos (2x+10)

=sin (90-(2x+10))

so x+20=90-(2x+10)

x+20+2x+10=90

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2.

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3 0
2 years ago
Divide 40x 64y by 5x 8y
velikii [3]
If you would like to solve (40 * x * 64 * y) / (5 * x * 8 * y), you can calculate this using the following steps:

(40 * x * 64 * y) / (5 * x * 8 * y<span>) = 8 * 8 = 64
</span>
The correct result would be 64.
6 0
3 years ago
6 [ 13 - 2 ( 4 + 1 ) ] simply step by step
sp2606 [1]

Answer:

18

Step-by-step explanation:

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4 0
3 years ago
Read 2 more answers
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