Question

(Elimination using multiplication) 2x+y=0 5x+3y=2
Show all work step by step

Answer 1

1. Set Up:
-3(2x + y = 0)
-6x -3y =-3
5x+3y = 2 <2nd equation
-1x=-1 <divide by -1
> x = 1
2. Plug In:
2(1) + y = 0
2 + y = 0
-2 -2
> y = -2
3. Check Answer:
2(1) + (-2) =0
> 2 - 2 =0