Decide whether the given number is a solution of the given equation.
-Is 8 a solution of x + 12 = 20x?

Name: Decide whether the given number is a solution of the given equation. -Is 8 a solution of x + 12 = 20x?
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Question

Quizplus · Accepted Answer

Substituting 8 for x in the equation gives 8 + 12 = 20, which simplifies to 20 = 20. However, the original equation is x + 12 = 20x. If we substitute 8 into this, we get 8 + 12 = 20*8, which simplifies to 20 = 160, which is not true. Therefore, 8 is not a solution to the equation x + 12 = 20x.

Decide Whether the Given Number Is a Solution of the Given