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Equation with inequality symbol (<,≤,>,≥<, \leq, >, \geq<,≤,>,≥) not ===
Inequation: some xxx; Inequality: all xxx
aaa is left of bbb on number line
When multiplying/dividing by negative number
Move to LHS, sketch graph, read solution
Distance from xxx to aaa on number line
f(x)=af(x) = af(x)=a or f(x)=−af(x) = -af(x)=−a
−a<f(x)<a-a < f(x) < a−a<f(x)<a
f(x)<−af(x) < -af(x)<−a or f(x)>af(x) > af(x)>a
No solutions
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