ilovegerarddp2z9b4
ilovegerarddp2z9b4 ilovegerarddp2z9b4
  • 23-01-2018
  • Mathematics
contestada


find the answer for x and for y
y=4x-3
8x+2y=-6

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 23-01-2018
The first equation is already solved for y, so substitute in the second equation.

8x + 2(4x - 3) = -6

8x + 8x - 6 = -6

16x = 0

x = 0

y = 4x - 3

y = 4(0) - 3

y = -3

Answer: x = 0 and y = -3
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AnimeBrainly
AnimeBrainly AnimeBrainly
  • 23-01-2018
y = 4x - 3

8x + 2y = -6

8x + 2(4x - 3) = -6
8x + 8x - 6 = -6
16x - 6 = -6
16x -6(+6) = -6 (+6)
16x = 0
16x/16 = 0/16
x = 0


y = 4x - 3
y = 4(0) -3
y = 0 - 3
y = -3

x = 0, y = -3 is your answer

hope this helps
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