Terry bought 350 kilograms of red bark and 268 kilograms of brown bark to make mulch for his yard.

how many kilograms of mulch did terry make altogether?

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

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

Answer! if you don’t mind, can you explain