Prove the following: For any integer x, (x^2 - 1) = 8k where k is a specific integer.

How does (14/9 + 16/9) + (-3/9 - 5/9) use the associative property

Lisa is painting a fence that is 26 feet long and 7 feet tall a gallon of paint will cover 350 ft.² right and solve a proportion to determine how many gallons of paint lisa will need

Estimate [5 7/8 - 2 3/20] + 1 4/7

11. What is the decimal representation of 2/10?

Which of these numbers 3 4 5 6 7 8 makes the inequity true?20>4b

How do i solve an inequality using a real-world situation

Tim has a savings account with the bank. The bank pays him 4% per year. He has $5,500 and wonders when it will reach $6,100. When will his savings reach $6,100?

5x=y So what does x equal?

Estimate 234 dividend by 11

A building 200 feet tall casts a 80 foot long shadow. If a person stands at the end of the shadow and looks up to the top of the building, what is the angle of the person's eyes to the top of the building (to the nearest hundredth of a degree) ?