Please help im on a time limit and i need to turn this in asap!! Questuon:Susan works for the school newspaper and wants to conduct a survey to ask students whom they will vote for in the upcoming School elections which sample should she choose to best represent the entire population ?​

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

What expression is equivalent to (2x-1)(x-3)?

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?