Can someone help ???

Solve for n? [tex]z = \frac{3}{4} mn[/tex]

Identify the conclusion of the conditional statement. if you live in phoenix, then you live in arizona.

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. after tax the total is 45.99. what percentage of the subtotal is the total?