Solve by the subsitution method.

2x+4y=-6
-3x+y=23
y=23+3x
2x +4(23+3x)=-6
2x +92 +12 x =-6
x=7
y= 23 I am lost after this could some one help me

1 answer

check your arithmetic from
2x +92 +12 x =-6 to
x = 7
should have been x = -7
then y = 23-21 = 2
Similar Questions
    1. answers icon 1 answer
  1. I have tried these problem cannot get the answer so could some one help me.Solve by the subsitution method. 2x-7y=-11 2x +17=y
    1. answers icon 2 answers
  2. How would you solve the problem below using the subsitution method?12x + 4 = 8y y = x - 7 Please explain to me and help. If you
    1. answers icon 2 answers
  3. use the subsitution method to solve the system x=y-4, x+8y=2A: infinite solutions B: no solution C:((2)/(3),-3(1)/(3))
    1. answers icon 1 answer
more similar questions