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fomenos
4 years ago
13

Given two linear equations, explain how you can determine if the lines are parallel without graphing them

Mathematics
1 answer:
alexira [117]4 years ago
7 0
Hello : 
let A and B two points in the first line calculate the slope : <span>:   (YB - YA)/(XB -XA)
</span>let C and D two points in the second line calculate the slop  (YC - YD)/(XC -XD)
you are slope 
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If (x - 2)² = 49 , then x could be?
JulsSmile [24]
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3 years ago
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Solve for a<br><br> - 8a = 24
Amanda [17]

Answer:

a = -3

Step-by-step explanation:

Isolate the variable, a. Note the equal sign, what you do to one side, you do to the other.

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(-8a)/-8 = (24)/-8

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Dwight has nine coins consisting of only pennies and nickels. If the total value of the coins is 29 cents, how many nickels does
iragen [17]

Answer:

5 nickels

Step-by-step explanation:

guess and check

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3 years ago
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gavmur [86]

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6 0
3 years ago
Use your calculator to find the value of the trigonometric ratio rounded to 4 decimal places.
valentinak56 [21]

Answer:

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Step-by-step explanation:

Given data

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