-6x+3y=-39 -6x-3y=-21 solve the system of equations

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.

What is the rate for one gallon of gasoline