anonymous
  • anonymous
If you were to use the substitution method to solve the following system, choose the new equation after the expression equivalent to x from the second equation is substituted into the first equation. 3x + 2y = -21 x - 3y = 4
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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LynFran
  • LynFran
3x+2y=-21 ...equation 1 x-3y=4 ....equation 2 x=4+3y .....equation 3 sub equation 3 into equation 1 we get 3(4+3y) +2y = -21 ........
LynFran
  • LynFran
can solve for the solutions from there??? @xangelaax
anonymous
  • anonymous
these were the options bc i solved for y 3(3y + 4) + 2y = -21 3(-3y + 4) + 2y = -21 3x + 2(3y + 4) = -21 3x + 2(-3y + 4) = -21

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LynFran
  • LynFran
well if you look back at my previous post u will see the answer in ur options...
anonymous
  • anonymous
sorry thanks so much
LynFran
  • LynFran
now which one is it?
anonymous
  • anonymous
first
LynFran
  • LynFran
correct
LynFran
  • LynFran
ur welcome
anonymous
  • anonymous
yay thanks

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