I need help on part c

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

What is the best estimate of the length of a football