3+10²× 1 ( I put a lot of Points (45) )

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

If i have one apple and give you the apple, how many apples do i have?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax