adelineyee9 adelineyee9
  • 04-03-2021
  • Mathematics
contestada

Solving Systems of Equations using substitution
Y= -6x - 10
Y= x + 4

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9Firefoxes
9Firefoxes 9Firefoxes
  • 04-03-2021
Substituting y in equation 2,
-6x-10=x+4
-6x-x=14
-7x=14
x=-2

Substituting x in equation 2,
y=(-2)+4
y=2
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