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3-3x-gt-9-solve-fir-x-ss-




Question Number 199073 by pascal889 last updated on 27/Oct/23
∣3−3x∣>9    solve fir x    ss
$$\mid\mathrm{3}−\mathrm{3x}\mid>\mathrm{9} \\ $$$$ \\ $$$$\mathrm{solve}\:\mathrm{fir}\:\mathrm{x} \\ $$$$ \\ $$$$\mathrm{ss} \\ $$$$ \\ $$
Answered by Rasheed.Sindhi last updated on 27/Oct/23
∣3−3x∣>9  +(3−3x)>9 ∣ −(3−3x)>9  3−3x−3>9−3 ∣ −3+3x+3>9+3  ((−3x)/(−3))<(6/(−3))          ∣  ((3x)/3)>((12)/3)  x<−2                ∣ x>4
$$\mid\mathrm{3}−\mathrm{3x}\mid>\mathrm{9} \\ $$$$+\left(\mathrm{3}−\mathrm{3}{x}\right)>\mathrm{9}\:\mid\:−\left(\mathrm{3}−\mathrm{3}{x}\right)>\mathrm{9} \\ $$$$\cancel{\mathrm{3}}−\mathrm{3}{x}−\cancel{\mathrm{3}}>\mathrm{9}−\mathrm{3}\:\mid\:−\cancel{\mathrm{3}}+\mathrm{3}{x}+\cancel{\mathrm{3}}>\mathrm{9}+\mathrm{3} \\ $$$$\frac{−\mathrm{3}{x}}{−\mathrm{3}}<\frac{\mathrm{6}}{−\mathrm{3}}\:\:\:\:\:\:\:\:\:\:\mid\:\:\frac{\mathrm{3}{x}}{\mathrm{3}}>\frac{\mathrm{12}}{\mathrm{3}} \\ $$$${x}<−\mathrm{2}\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\mid\:{x}>\mathrm{4} \\ $$

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