lissettegodeaux lissettegodeaux
  • 02-10-2019
  • Mathematics
contestada

-2x+3y=-12
Can you show me how to work this problem?

Respuesta :

addison7910 addison7910
  • 02-10-2019
Change the signs on both sides of the equation 2x-3y-12=0
Answer Link
SupaPreme
SupaPreme SupaPreme
  • 02-10-2019
Answer: x = 3, y = -2
Explanation:
First plug in a value for x:
x = 1
So -2(1) + 3y = -12
=> 3y = -10
=> y = -10/3

x= 2
=> -2(2) + 3y = -12
=> 3y = -8
=> y = -8/3

x = 3
=> -2(3) + 3y = -12
=> 3y = -6
=> y = -2
Answer Link

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