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2 years ago

Twice the sum of a number and 11 is 34.

Mathematics

1 answer:

Maru [420]2 years ago

7 0

Answer:

The number is 6.

Solution:

2(x + 11) = 34
=> 2x + 22 = 34
=> 2x = 34 - 22
=> 2x = 12
=> x = 12/2
=> x = 6

Hence, the number is 6.

$BrainiacUser1357$

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Maurinko [17]

Answer:

Option A is the correct option.

Solution,

$4 - 2(b - 6) = 12 \\ or \: 4 - 2b + 12 = 12 \\ or \: 4 + 12 - 2b = 12 \\ or \: 16 - 2b = 12 \\ or \: - 2b = 12 - 16 \\ or \: - 2b = - 4 \\ or \: b = \frac{ - 4}{ - 2} \\ b = 2$

Hope this helps...

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3 years ago

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avanturin [10]

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3 years ago

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