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Olin [163]
3 years ago
7

I need help plz. Can you explain it to me. I have a test tommorow but I am confused.

Mathematics
2 answers:
Darya [45]3 years ago
8 0
All you have to do is figure out how many kilometers are in 50 miles
jonny [76]3 years ago
8 0
Ok. So there are 50 miles in 1 hour.
How many km are there in one min. Well first ok all there are 60 seconds in one min. So the denominator would be 60. Then there are 1000 m in one km. So it would be 1 km in 1 mins and 1000 m in 1 second
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Use algebraic rules of equations to predict the solution to the system of equations. Include all of your work for full credit.
dolphi86 [110]
X+2y=10
x=10-2y

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6y=-30+6y+30
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4 0
3 years ago
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Evaluate x + 23<br> when x=7
iren2701 [21]

Answer:

30

Step-by-step explanation:

x + 23 = ?

x = 7

All we need to do is plug in x =7 to the first equation:

7 + 23 = ?

We simplify and get:

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2 years ago
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4 0
2 years ago
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If c(x) = 4x - 2 and d(x) = x + 5x what is (c×d)(x)?​
g100num [7]

Answer:

24x^2 - 12x

Step-by-step explanation:

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4x^2 + 20x^2 - 2x - 10x

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5 0
2 years ago
2+2 idk what is the answer and im just confused of what it is
Alecsey [184]
<h3>Answer:</h3>

2+2 = 4

<h3>Very Simple!</h3>

▶Add 2 to 2 , you may count it with your fingers.

<h2>Additionally Information:</h2>

  • (-) This sign means subtraction i.e. you must take out!

  • (×) This sign means multiplication i.e.you must multiply !

  • (÷) This sign means division i.e. you must divide!

This are for beginners ✔

<h2>Hope you understand</h2>
7 0
3 years ago
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