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if 12x + 5 = 21, what is the value of x? use in fractions.

 Dec 4, 2020
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12x + 5 = 21    subtract '5' from both sides of the equation

12x = 16          now divide both sides by 12 and you will have your answer (you may need to reduce the fraction)

x = ............

 Dec 4, 2020

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