Andy sold 125 baseball cards on the third day at his sporting goods store. On
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Answer:
The two graphs are perpendicular
Step-by-step explanation:
The slope of the first one is the reciprocal of the second. Also I graphed it.
A graphing calculator can help find the number(s) that meet this requirement.
The number could be 15, or -14.
The number could be 15, or -14.