Mr. young has a piece of rope. he uses 1/4 of it to tie some boxes together. he then uses 5/9 of the remainder to make a jumprope for his daughter. after this, 120 centimers are left. what is the length of rope mr. young used to tie the boxes together?

The function ƒ is defined by ƒ(x) = (x + 3)(x + 1). the graph of ƒ in the xy-plane is a parabola. which interval contains the x-coordinate of the vertex of the graph of ƒ?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15