Solve the system. X - 3y = -10
3x + 2y - 2z = -7
-x + 3y +z= 15

The solution is

X=___,Y=___,And z=___

Average acceleration: i have no idea how to do this.

Write an expression that represent sarah’s total pay last week.represent her hourly wage with w monday 5 tuesday 3 wednesday 0 noah hours wednesday 8 only with w wage did noah and sarah earn the same amount last week?

Ineed someone to me answer my question i have to have this done and knocked out