A batman costume costs $20. A harlequin costume costs twice as much as the batman costume. How much does a harlequin costume cos
2 answers:
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The absolute value measures the distance a number is away from the origin (zero) on the number line. A number can be to the left or right of zero on the number line, but the distance away from zero is always positive. Graphically:
In other words:
• If d is positive and
• If d is negative and
Therefore, the equation that has no solutions is:
