Solve the system by addition. 4x + 6y = 9 8x

Solve the system by addition 2x-4y=7 4x+2y=9

solve the system by addition: -5x-9y = -5 x+5y=-15 I've tried this one over and over, but I...

Solve the system by addition 2x-4y=7,4x+2y-1 can show one show me how to do this.

Solve the system by addition. 2x – 4y = 7,4x + 2y = –1 can you show me how to set it up so I can u...

Solve the system by addition or substitution.3x + 6y = 0 , x=2/3

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

Solve the system by addition. 10x+3y=4 -20x-6y=-8

Asked by gina