Y varies directly with x and y equals 12 when x equals 5 what is the vaule of y when x equals 8

Given the following system of equations: 3x + 5y = 30 x + 3y = 10 Which action creates an equivalent system that will eliminate one variable when they are combined?

A rectangular prism has a length of 12 cm and a width of 4 cm. if the volume of the prism is 240 cm 3, what is the height?

The area of a rectangle is 35 square meter. The width is 25 meter. a. What is the length of the rectangle? Write your answer as a fraction in simplest form. whats the length b.

Carole needs 4pounds of nuts for her granola. She has 26ounces of walnuts and 28ounces of cashews. How many ounces of peanuts should she buy so she has 4pounds of nuts?

Flavia plotted the distance-time graph of a car traveling 40 miles per hour. Jenya plotted the distance-time graph of a car traveling 50 miles per hour. How are the graphs similar? How are the graphs different?

75% of 84 is what number

People may be reluctant to give up fast food, steaks, burgers, and ice cream shakes for veggies and fruit. But consider the health issues that America's bad eating habits have caused: heart disease, obesity, and type 2 diabetes.

What is the solution to the following system? 3x+3y=10 -9x-9y=-30

The sum of x and 3 is divided by 2

Caitlin is 62 1/4 inches tall. Her older brother Jaime is 9 1/2 inches taller than Caitlin. Jaime is 2 1/4 inches shorter than their father. How tall is their father?