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storchak [24]
3 years ago
13

Describe the error in the work shown below. 18 + 30 = 6(3 + 10)

Mathematics
1 answer:
Neporo4naja [7]3 years ago
4 0

Answer:

18+30 = 48

6(3+10) = 78

so they're not equal

Step-by-step explanation:

to be equal we have to change 6(3+10) to 6(3+5)

18+30 = 48

6(3+5) = 48

now they're equal

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Answer:

1=x or x=1

Step-by-step explanation:

3(x+2)-10=4x-6+x

distribute

3x+6-10=4x-6+x

combine like terms

3x-4=5x-6

subtract 3x from each side

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add 6 to both sides

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divide by 2

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Answer:

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3 years ago
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Answer:

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Solve for
faust18 [17]

Given equation : n(17+x)=34x−r.

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Distributing n over (17+x) on left side, we get

17n + nx  = 34x - r.

Adding r on both sides, we get

17n+r + nx  = 34x - r+r.

17n + r + nx = 34x.

Subtracting nx from both sides, we get

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17n + r = 34x -nx.

Factoring out gcf x on right side, we get

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Dividing both sides by (34-n), we get

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<h3>Therefore, final answer is x=\frac{(17x + r)}{(34-n)}.</h3>
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AysviL [449]
From my calculations I got :
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