How do you solve for x in $3x=a$ ?

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Answer 1 · 2018-03-17T18:05:25

See a solution process below:

Divide each side of the equation by $color(red)(3)$ to solve for $x$ while keeping the equation balanced:

$(3x)/color(red)(3) = a/color(red)(3)$

$(color(red)(cancel(color(black)(3)))x)/cancel(color(red)(3)) = a/3$

$x = a/3$

Or

$x = 1/3a$

How do you solve for x in 3x=a3x=a?