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01-09-2019
Mathematics

contestada

If the sum of a number and seven is tripled, the result is three less than twice the number. Find the number

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Vividerla Vividerla

01-09-2019

Answer:

x = -24

Step-by-step explanation:

3(x + 7) = 2x - 3

3 * x = 3x

3 * 7 = 21

3x + 21 = 2x - 3

-21 -21

3x = 2x -24

-2x -2x

x = -24

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