Find x=, if x-5=10 HURRY

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

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2

As a salesperson you get $50/day and $3.60/each sales you make.if you want to make $60 in one day, how many sales would you need need to make ? a 3b 4c 5d 6 show work.