Answer students' questions and become popular!
Algebra
->
Tutoring on algebra.com
-> Answer students' questions and become popular!
Log On
Solve for z :
x = 2.5y
x+y+z = 66
x-2y-2z = -12
This feature of our site requires you to log in or register.
Click here to register, it is free!
Username:
Password:
Register in one easy step!
.
Reset your password if you forgot it
.
