How do you solve for $b$ in $y = m x + b$ ?

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Solution

Finding the value of $b$ :
Given equation is: $y = m x + b$
Subtract $m x$ from each side of the equation to solve for $b$
$\Rightarrow y - m x = m x + b - m x \Rightarrow y - m x = b ∴ b = y - m x$
Hence, the value of $b$ is equal to $y - m x$ .

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