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

1) 2x - 4y = 8

2) 2x - 4y = 64

3) 4x - 2y = 64

Shannon has three different recipes for chocolate chip cookies. If she wants to make 4 dozen cookies from Batch A, she needs to use 2 cups of chocolate chips.

What is the sum of 3/20 = 10 squared

How many minutes are in 2 3/5 hours

The initial amount of money borrowed or saved

A landscaper buys a tree that grows at a rate of 14 inches every 2 months. How much does it grow in 1 year? 84 in. 70 in. 42 in. 24 in.

What does the ratio of water and flour 10:4.5 mean?

If the vertex of a parabola is (-6,7) what is the axis of symmetry?

A large data sample of heights of US women is normally distributed with a mean height of 64.7 inches and a standard deviation of 2.6 inches. What is the approximate probability that a randomly selected person in this sample is shorter than 62.

What is the value of 3/4 k to the 3rd power - 9 when K=3

What is a common factor for the expression 24x^2+16x+144