Solve the following system of equations for all three variables. x – 3y - 5z = -9
-x + 7y + 8z = 2
-x + 5y + 2z = -8
x= y =___ Z =___ ​

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?