groovymar7542 groovymar7542
  • 19-02-2024
  • Mathematics
contestada

Solve the system by substitution.Given the system:x=y4x+9y=−39​ What is the solution for x and y?
a) x=3,y=3
b) x=−3,y=−3
c) x=−3,y=3
d) x=3,y=−3"

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