Calculate: 3/7 b+(-1/12)>= 1/4

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Expression: $5x+19=21$

Move the constant to the right-hand side and change its sign

$5x=21-19$

Subtract the numbers

$5x=2$

Divide both sides of the equation by $5$

$\begin{align*}&x=\frac{ 2 }{ 5 } \\&x=0.4\end{align*}$

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