Anumber increased by 10 is the same as three times the number decreased by 4 what is the equations

Jermaine has t subway tokens. karen has 4 more subway tokens than jermaine. raul has 5 fewer subway tokens than jermaine. which expression represents the ratio of karen's tokens to raul's tokens

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.