The first little piggy has roast beef 12 times per week. the second little piggy had roast beef 19 times per week! how many weeks will it be before the two of them together have had roast beef 1,085 times?

Which function has the smallest y-intercept value

If given an equation of a line such as -1/2x+6 how would you create an equation of a line parallel and perpendicula to this line that goes through another point such as (4,10)

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?