anonymous
  • anonymous
solve the systems of linear equations y=2x+4 -3x+y=-9
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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Luigi0210
  • Luigi0210
The y is already solved, just plug that into the second equation.
anonymous
  • anonymous
so plug in 2x+4 into y?
Luigi0210
  • Luigi0210
Yup

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anonymous
  • anonymous
so far I got -3x+(2x+4)=-9
anonymous
  • anonymous
You are correct. The parenthesis are not needed since there is nothing multiplying in this case.
anonymous
  • anonymous
okay! then combine like terms?
anonymous
  • anonymous
Yes.
anonymous
  • anonymous
I got x= 2?
Luigi0210
  • Luigi0210
And that will get you one term, which you can plug in and use to solve for the other
anonymous
  • anonymous
I don't think so. Re-checking....
anonymous
  • anonymous
okay
anonymous
  • anonymous
Your answer for x is incorrect. Please show your steps.

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