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Popular >

if the sum of a number and four is doubled,the result is nine less than the number

Solution

if the sum of a number and four is doubled, the result is nine less than the number

Solution

The number : - 17

Solution steps

Represent the number with

x

A.T.Q.:

(x + 4) \cdot 2 = x - 9

Solve for

x, (x + 4) \cdot 2 = x - 9 : x = - 17

The number : - 17

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