SOLUTION: Solve each system by the addition method. 2x+3y=18 5x-y=11

Algebra.Com
Question 316877: Solve each system by the addition method.
2x+3y=18
5x-y=11

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
1.
2.
Multiply eq. 2 by (3) and add to eq. 1,



Then use either equation to solve for y.


RELATED QUESTIONS

Solve each system by the addition method. (Please ^_^) 3x - 4y = 11 2x + 3y =... (answered by Mohammad123)
Q: Solve each system by the addition method. Indicate whther each system is independent,... (answered by mukhopadhyay)
Solve the system by addition -5x+2y=10 x-3y=11 Solve by substitution 2x+2y=0... (answered by checkley71)
To solve a system of two linear equations in two variables by the addition method. Solve... (answered by checkley77,arallie)
solve each system by either addition method or the substitution method 3y=x+14... (answered by ikleyn)
Solve the system using the substitution method or the elimination-by-addition method. 2x (answered by solver91311)
Solve the system by substitution. x + y = 12 y = 2x Solve the system by... (answered by malakumar_kos@yahoo.com)
solve each system of equations by the substitution method 2x-y=-7... (answered by mananth)
The Addition Method Solve each system by addition. 3x + 5y = -11 x - 2y = 11 (answered by brucewill)