Simplify the Complex fraction 2/3/1/3

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

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.

Solve for the equation. 4x - 13 = 2x + 9