Jaylahingram15
Jaylahingram15 Jaylahingram15
  • 16-03-2017
  • Mathematics
contestada

-5u+2x=22 -u-6x=-34

system of equations elimination

Respuesta :

wolf1728
wolf1728 wolf1728
  • 16-03-2017
A) -5u + 2x = 22
B) -u - 6x = -34
Multiplying A) by 3
A) -15u +6x = 66
B) -u -6x = -34  Then adding the 2 equations:
-16u = 32
u = -2
x = 6


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