Graph two lines whose solution is (3,5). Line
Equation
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I
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#2
Check My Answer
8
Graph two lines whose solution is (1,4)

The cost varies directly with the number of tickets purchased. it costs $145 for 10 people to attend a concert. a. what is the constant of proportionality (k)? b. write the direct variation equation. c. home much does it cost for 8 people? d. graph this situation. be sure to label each axis and give the graph a title.