How do you solve for x in $ax+b=c$ ?

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Answer 1 · 2018-04-16T14:45:13

$=>x = (c-b)/a$

$ax+b=c$

First, subtract $b$ from both sides:

$ax cancel(+b) cancelcolor(blue)(-b) = c color(blue)(-b)$

$ax = c-b$

Now divide both sides by $a$ :

$(cancelax)/cancelcolor(blue)(a) = (c-b)/color(blue)(a)$

$=>x = (c-b)/a$

How do you solve for x in ax+b=c ax+b=c ?