Which of the following equations is equivalent to x - y = 8?

1) 2x - 4y = 8

2) 2x - 4y = 64

3) 4x - 2y = 64

Find the measure of an angle such that the difference between its supplement and 3 times its complement is 46°.

A rectangular prism with a volume of 5 55 cubic units is filled with cubes with side lengths of 1/3 start fraction, 1, divided by, 3, end fraction unit. How many 1/3 unit cubes does it take to fill the whole prism

What are two numbers that add to get to negative 6 and multiply to get 3

Your friend needs to gain weight to wrestle in a heavier weight class. His goal is to gain 2 2 pounds per week. After 3 3 weeks, his weight is up to 158 158 pounds.

There are 8 soccer matches per day at Greenville's annual soccer tournament, which lasts 17 days. Estimate the number of soccer matches during the tournament by rounding the larger number to the nearest ten.

4 times the quotient of a number and 5

The vertex of the parabola is at (-3,-2). Which of the following could be the equation?

What is 500/100 simplified

Jimmy and his family are on their way to visit some family friends who live 780 miles away from them. Based on the route they chose, they expect to complete their trip in three days.

What is $84 increased by 12%