08-10-2018
Mathematics

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four times the sum of some number plus 1 is equal 12 times the difference of the number and 3. Find the number

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12-10-2018

The value of x is equal to 2.

4(x + 1) = 12(3 - x)

Distributive property on both sides.

4x + 4 = 36 - 12x

Add 12x to both sides.

16x + 4 = 36

Subtract both sides by 4.

16x = 32

Divide both sides by 16.

x = 2

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