Solve the system by substitution. x - 3y = 4 2x - 6y = 8

Write a expression that is equivalent to 4 (x+3) - 2

A group of friends is buying popcorn and soda at the movies. They want to buy at least 4 items, and can spend up to $20.00. Popcorn costs $3.00 each and soda costs $1.00 each.

What is the surface area of a rectangular prism with a length of 16 cm, a width of 8 cm, and a height of 4 cm? (show your work in numbers)

For their Summer jobs, Amanda and Julie are babysitting. Amanda starts with $250 in her savings account and Julie starts with $150 in her savings account. Since Amanda babysits more, she earns $25 per week while Julie earns $50 per week.

Write an expression for the product of z and 113, minus 300.

How will adding the value 75 affect the mean and median of the data set 1, 5, 7, 9, 9, 10? A. The median increases and the mean stays the same. B. The mean increases and the median stays the same. C. The median increases less than the mean increases.

54,36,24 whats the next term in the geometric sequence

The price of a bike at Store A is 5656 the price xx (in dollars) at Store B. The price at Store A is $150.60$150.60. Write and solve an equation to find how much you save by buying the bike at Store A.

If y = 4when x = 10 find y when x=2

A sphere has a surface area of 9,244 square feet. What is the radius of the sphere? Round to the nearest hundredth.