Y = -x + 5
Write in standard form. PLEASE SHOW WORK! WILL GIVE

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?