SOLUTION: solve by the elimination method 7x+5y=7 4x-5y=-51

Algebra.Com
Question 421529: solve by the elimination method 7x+5y=7 4x-5y=-51
Answer by mananth(16946)   (Show Source): You can put this solution on YOUR website!
7x+5y=7 .............1
4x-5y=-51.............2

Add the two equations

11x+=-44

/11

x=-4

plug value of x In (1)

7x+5y=7
-28+5y= 7
5y=7+28
5y=35
y=7


RELATED QUESTIONS

solve by the elimination method 5x+5y=-7 7x-3y=17 The solution... (answered by njusa)
Solve by elimination -4x-13= 5y 7x+5y= -19 (answered by Cromlix,FrankM)
. Solve by substitution or elimination method: 7x - 5y = 14 -4x + y =... (answered by Fombitz)
Solve by elimination method: 5x+5y= -13 7x-3y=... (answered by sowmya,aswathytony)
solve by elimination method 5x+5y=-11... (answered by user_dude2008)
Solve the following simultaneous equations using the elimination method. 7x - 11y = 1,... (answered by Edwin McCravy)
Solve the system by the elimination method 5x+5y=-7 7x-2y=13 Can someone please help... (answered by checkley77)
solve the system by the elimination method 5x+5y=11... (answered by jim_thompson5910)
Solve the system by the elimination method. 5x+5y=-13... (answered by jim_thompson5910)