11x + 5y = 5 9 - XZ-=
x - 2y = 8 +
112
3
Prove two lines are parallel and perpendicular. Must show all work.

Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start

Find the value of x to the nearest tenth. a. 4.5 b. 5.4 c. 6.3 d. 7.2

Si el duplo del mayor de dos numeros se divide entre el el triplo del menor, el cocient es 1 y el residuo 3, y si 8 veces el menor se divide por el mayor, el cociente es 5 y el residuo 1