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Solve 3x = 12

How to solve 3x = 12? Get the answer and stepwise instruction to solve linear equation in one one variable 𝒙.

Steps for finding the solution

We have 3x = 12

Divide both sides by 3, which is the coefficent of x

Note: if a = b, then a ÷ c = b ÷ c

3x/3 = 12/3

x = 12/3

To simplify, divide both numerator and denominator by 3, which is the GCF of 12 and 3:

x = 4/1 or, x = 4

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𝒙 =

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