1/3X+1/4y=1,2X-30 what is the value of y

A laptop computer is purchased for $2700. Each year, it's value is 70% of its value the year before after how many years will laptop computer be worth $500 or less

Select all ordered pairs that satisfy the function y = - 1/2x+9 A: (2,8) B: (8,13) C: (-4,7) D: (-6,12)

A mixture of uneven distribution and easy separation is called homogeneous. true or false.

How many quarts are in 7 liters?

the perimeter of a rectangular floor is 150 feet. find the dimensions of the floor if the length is twice the width

The radius of Jupiter is approximately 44,423 miles, and the radius of the Earth is approximately 3,960 miles. How many times larger is the volume of Jupiter than the volume of the Earth? Round your answer to the nearest whole number. A. 1,412 B.

Volume of a cone Radius = 4 height = 12

Ann and Betty shared a sum of money in the ratio 2:3 respectively. Ann received $120. What is Betty's share?

Mark has 21 coins in his pocket consisting of quarters, dimes, nickels, and pennies. He has at least one of each. The total amount of marks change is one dollar. How many of each coin does he have?

A study funded by the National Center for Complemnetary and Alternative Medicine found that echinacea was not an effective treatment for colds in children. The experiment involved echinacea treatments and placebos, and blinding was used.