egr egr
  • 04-04-2015
  • Mathematics
Answered

how do you solve
6x-2y=-4
y=3x+2

how do you solve 6x2y4 y3x2 class=


Answer :

Аноним Аноним
  • 04-04-2015
[tex]6x - 2y = - 4; y = 3x + 2[/tex]

Now let's solve [tex]y = 3x + 2[/tex] for y
Substitute [tex](3x + 2) [/tex] for y in ↓↓↓
 [tex]6x - 2y = -4: \\ 6x - 2y = -4 \\ 6x - 2(3x +2) = -4 \\ -4 =-4 \\ -4+4=-4+4 \\ =0[/tex]
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