4x+3y=7 - (4x+y=9)

Subtract it

A month with 31 days has the same number of Mondays and Wednesdays. How many of the seven days of the week could be the first day of this month? a. 2b. 3c. 4d. 5e. 6

If the probability of having green eyes is 10%, the probability of having brown hair is 75%, and the probability of having both green eyes and brown hair is 9%, what is the probability of having brown hair given that you have green eyes?

Find the ratio in simplest form. 15 minutes to 2 hours? 1/8 2/15 15/2

Ralph deposited $910 in an account that pays 5.2% simple interest for 3 1/2 years What is his ending balance

Which expression is equivalent to 16^3

What is the area, rounded to the nearest tenth of square inch, if an equilateral that has a perimeter of 24 inches?

Express quotient in scientific notation

Using an inequality symbol to compare - 17-- - - 1

Which equation has the steepest graph? A. y = - 7x + 7 B. y=3x + 1 C. y = 1/2x + 3 D. y = 5x - 2

There are 45 boats on a dock. what is the ratio of boats to docks