Find the value of x then classify the triangle by its angles

Explain why the factor 1.5 is broke. into two numbers in the model.

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

If u good at math hit me up on insta or sum @basic_jaiden or @ and