Simplify:
6x-4/3x^2-17x+10 - 1/x^2-2x-15

Write the sentence as an equation. 6 fewer than the quantity 140 times j equals 104

Can any one me with the answers to these questions asap?

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