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Sholpan [36]
3 years ago
15

Solve the following equation 6x-1=3 (2x+4)-1

Mathematics
2 answers:
9966 [12]3 years ago
8 0

Answer:

<h2>no solution</h2>

Step-by-step explanation:

6x - 1 = 3(2x + 4) - 1            <em>use the distributive property </em><em>a(b + c) = ab + ac</em>

6x - 1 = (3)(2x) + (3)(4) + 1

6x - 1 = 6x + 12 + 1        <em>subtract 6x from both sides</em>

6x - 6x - 1 = 6x - 6x + 13

-1 = 13          FALSE

<em />

DIA [1.3K]3 years ago
4 0
6x - 1 = 3(2x + 4) - 1
Distribute
6x - 1 = 6x + 12 - 1
Combine like terms
6x - 1 = 6x + 11
Add 1 and subtract 6x from each side
0 = 12
The equation has no real solution
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In a group of 15 children the ratio of the boy : the girl is 2: 3: 5 more girls join the group. Calculate the percentage of boys
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Answer:

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Percentage decrease for the boys = 10%

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Step-by-step explanation:

Given:

Number of children = 15

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Find:

Percentage of boys in new group

Percentage decrease for the boys

Increase percent of the girls

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3 years ago
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