Tuesday

October 21, 2014

October 21, 2014

Posted by **PLEASE NEED HELP** on Thursday, March 29, 2012 at 11:07pm.

x +3y +z =6

3x + y – z = -2

2x +2y – z = 1

thanks

**Answer this Question**

**Related Questions**

math ALGEBRA - Solve by either the substitution method or the addition or ...

Algebra 2345678!! - Solve the system of equations using the Addition method. 2a...

algebra - solve by addition method x +3y +z =6 3x + y – z = -2 2x +2y – z = 1

algebra 2 - Solve the system by the addition method x+3y=-2 5x+15y=-10

algebra - addition method:3x-5y=-2 and 5y-2x=-2 how would I solve it since they ...

algebra- help needed fast - solve the system by addition method 7x^2+y^2=49 7x^2...

algebra-need quick - solve the system by addition method 7x^2+y^2=49 7x^2-y^2=49

Algebra. - Solve using the addition and mulitplication method principles. 4+9x&...

Algebra - please help me!! Solve by elimination method: 3r - 5s = 6 5r + 3s = 44...

Algebra - Explain why the addition method might be preferred over the ...