Which of the following equations is equivalent to 6(3p – 2) = 20? 18p – 2 = 20
18p – 12 = 20
9p – 8 = 20
9p – 4 = 20

Solve this system of equations. 12x − 18y = 27 4x − 6y = 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?

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left