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• Pre algebra
• Absolute values
• Absolute value equations

# Absolute value equations

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•  Question 1: 1 pts Solve equation $|-3r|=15.$
 $5$ $\{-5,5 \}$ $-5$ $0.5$
•  Question 2: 1 pts Solve equation $\left|\dfrac{n}{3}\right|=2.$
 $6$ $-6$ $\{-6,6 \}$ none of these
•  Question 3: 1 pts Solve equation $|x-16|=0.3$
•  Question 4: 1 pts Solve equation $|2x|+5=3.$
 $2$ $-2$ $\{2,-2 \}$ none of these
•  Question 5: 2 pts Solve equation $|6x+24|=0.$
 $4$ $-4$ $\{4,-4 \}$ none of these
•  Question 6: 2 pts Solve equation $|9x|-11=x.$
 $\{-\dfrac{8}{10},-\dfrac{11}{10}\}$ $\{-\dfrac{11}{8},-\dfrac{11}{10}\}$ $\{\dfrac{11}{8},-\dfrac{11}{10}\}$ $\{-\dfrac{11}{8},-\dfrac{11}{10}\}$
•  Question 7: 2 pts Solve equation $2x-7=|x+1|.$
 $2$ $8$ $\{2,8 \}$ $\{-2,8 \}$
•  Question 8: 2 pts Solve equation $6|1-5x|-9=57.$
•  Question 9: 3 pts Solve equation $|4x-3|=|x+6|.$
 $x=-3$ or $x=-\dfrac{3}{5}$ $x=3$ or $x=-\dfrac{3}{5}$ $x=3$ or $x=\dfrac{3}{5}$ $x=-3$ or $x=\dfrac{3}{5}$
•  Question 10: 3 pts Solve equation $5|9-5n|-7=38.$
•  Question 11: 3 pts Solve equation $|3x-2|=|5x+4|.$
 $\left \{4,-\dfrac{1}{4}\right\}$ $\left \{-1,-\dfrac{1}{3}\right\}$ $\left \{-2,-\dfrac{2}{5}\right\}$ $\left \{-3,-\dfrac{1}{4}\right\}$
•  Question 12: 3 pts Solve equation. $$\left|\dfrac{x+5}{2-x} \right|=6$$
 $\left \{-1,-\dfrac{17}{5}\right \}$ $\left \{1,\dfrac{17}{5}\right \}$ $\dfrac{17}{5}$ $-1$