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Basic Math
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$-3x=9$$
Solve for x
$x=-3$
Steps for Solving Linear Equation
Divide both sides by $-3$.
$$x=\frac{9}{-3}$$
Divide $9$ by $-3$ to get $-3$.
$$x=-3$$
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