Answer:
<em>- 6</em>
Step-by-step explanation:
<u><em>The slopes of the perpendicular lines are opposite reciprocals. </em></u>
<u><em /></u><u><em> </em></u>
<u><em> = - 1 </em></u>
Write an expression thar can ve used to sgiw the total cost,C, of all tickets
1 answer:
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