qveenkate15 qveenkate15
  • 18-04-2020
  • Mathematics
contestada

[x + 3y = -4] [2x + 6y = 5]

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obinnasteven863
obinnasteven863 obinnasteven863
  • 18-04-2020

Step-by-step explanation:

x+3y=-4(eqn1)

x=-4-3y

from (eqn 2)

2(-4-3y)+6y=5

-8-6y+6y=5

y=5+8=13.

y=13

from eqn 1

x+3(13)=-4

x+39=-4

x=-4-39

x=-43.

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