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SSSSS [86.1K]
3 years ago
14

Y = 2x + 3 4x = y = 21 what is the value of x in the solution to the equation ?

Mathematics
1 answer:
zheka24 [161]3 years ago
3 0
What do you mean by 4x=y=21?
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County Wexford in Ireland is 10 feet below sea level Dublin Ireland’s capital is 289 feet higher than this
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239

Step-by-step explanation:

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3 years ago
The population in the city is 4000 people. The population decreased by 42%. What is the new population?
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2,320 people is the new population amount.

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4 years ago
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How do you do this and what ya the correct answer? Simple and concise explanation please!
ale4655 [162]

Answer:

2

Step-by-step explanation:

You are right as rain. You go to the x axis.

Find x = 3.5

f(3.5) is the y value of x = 3.5

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It might help you a bit if you wrote it as a point (3.5,2)

4 0
3 years ago
(8/5x² -2/3x³ +3/2x -1) - [ x/5x -3/2x² +2/3x +1/4]​
tia_tia [17]

Answer:

Step-by-step explanation:

4 0
4 years ago
78 is 15% of what #?
nirvana33 [79]
1. 78 = 0.15x
    78 / 0.15 = x
    520 = x.....so 78 is 15% of 520

2. | 3x - 2 | = 8                               | x + 1 | = 1

3x - 2 = 8      -(3x - 2) = 8            x + 1 = 1          -(x + 1) = 1
3x = 8 + 2      -3x + 2 = 8             x = 1 - 1           -x - 1 = 1
3x = 10           -3x = 6                  x = 0                 -x = 2
x = 10/3           x = -2                                             x = -2

ur answer is : x = -2

3. 3y - 4x + 5 = 0
    3y = 4x - 5
      y = 4/3x - 5/3
   slope = 4/3
    
6 0
3 years ago
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