How do you write three times the sum of a number and 7 is equal to 2 as an algebraic expression ?

Subtract and simplify. (-y^2 – 4y - 8) – (-4y^2 – 6y + 3) show how you got the answer if your answer is right i will mark you

The length of a rectangle plus its width is 24 cm. the area is 143 square cm. what are the length and width of the rectangle?

If we pull out the middle player of team a and the fourth player of the team b. what will be the force of team a and team b? what is their sum of forces