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notsponge [240]
4 years ago
14

7x - 2 = 2y 3x = 2y - 1

Mathematics
1 answer:
77julia77 [94]4 years ago
4 0
<span>7x - 2 = 2y
7x = 2y + 2
so
</span>7x = 2y + 2<span>
3x = 2y - 1 
----------------subtract
4x = 3
  x = 3/4

</span>7x - 2 = 2y
7(3/4) - 2 = 2y
21/4 - 2 = 2y
21/4 - 8/4 = 2y
13/4 = 2y
so
y = 13/4 * 1/2
y = 13/8

answer
<span>(3/4, 13/8)</span>


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What is the simplified form of StartRoot 100 x Superscript 36 Baseline EndRoot ?
Morgarella [4.7K]

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<h3>What is simplification?</h3>

Making anything easier to accomplish or comprehend, as well as making it less difficult, is the definition of simplification.

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5 0
2 years ago
Please help! :)
Aleks [24]

Answer:

<h3><u>Part A.</u> 5n</h3>

<h3><u>Part B.</u> 5n (2n –3) ( n + 2x)</h3>

Step-by-step explanation:

<u>A. Ans ; </u>

10n³ – 15 n² + 20 xn² – 30 xn

Factors ; 10 —> 10 , 5 , 2 , 1

Factors ; 5 —> 5 , 1

Factors ; 20 —> 20 , 10 , 5 , 4 , 2 , 1

Factors ; 30 —> 30 , 15 , 10 , 6 , 5 , 3 , 2, 1

The greatest common factor of numbers is ; 5

n³—> n , n , n

n² —> n , n

xn² —> x , n , n

xn —> x , n

The greatest common factor of the variables is ; n

<h3>So ; Greatest common factor : 5n</h3>

<u>B . Ans ;</u>

10 {n}^{3}  - 15 {n}^{2}  + 20x {n}^{2}  - 30xn \\ 5n(2 {n}^{2}  - 3n + 4xn - 6x) \\ 5n(2n - 3)(n + 2x)

I hope I helped you^_^

8 0
3 years ago
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