Sophia was going out to eat with some of her friends. The bill for the food was $62. They wanted to leave a 20% tip. What was the total that Sophia
and her friends paid? Explain how you found your answer.

What is the inverse of the function f(x) = 2x + 1?

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.

How to find the exponential function y=ca^x, with points (1,2) and (2,1)