One-fourth of the sum of a number and three

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.

2x minus y equals 6, x plus y equals negative 3

Write the point slope form of the equation of the line passing through the points (-5, 6) and (0.1).