anonymous
  • anonymous
please help
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
anonymous
  • anonymous
insert y=3x-4 in for the y varible in -3y=-9x+12
anonymous
  • anonymous
so a?

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anonymous
  • anonymous
no, not yet, cmon, do the equation here so i can check u.
anonymous
  • anonymous
i don't know how
anonymous
  • anonymous
ok
anonymous
  • anonymous
y=3x-4, put that in the second equation where y is like this. -3+3x-4=-9x+12
anonymous
  • anonymous
ok
anonymous
  • anonymous
now do the math
anonymous
  • anonymous
IDK HOW
anonymous
  • anonymous
man, i can't do it all for you, go back and re read the lesson
anonymous
  • anonymous
i'm not here to give you answers, i'm here to help you help yourself
anonymous
  • anonymous
just walk me though the steps
anonymous
  • anonymous
ok, simplify this, -3+3x-4=-9x+12
anonymous
  • anonymous
6?
anonymous
  • anonymous
wait
anonymous
  • anonymous
no, watch
anonymous
  • anonymous
combine -3 and -4 so 3x-7=-9x+12
anonymous
  • anonymous
ok thats -4,8
anonymous
  • anonymous
now isolate the x variables on one side.
anonymous
  • anonymous
thats 11
anonymous
  • anonymous
hang on,
anonymous
  • anonymous
3x+9x=7+12=
anonymous
  • anonymous
thats 31?
anonymous
  • anonymous
no
anonymous
  • anonymous
OMG SCREW IT IM GOING WITH D
anonymous
  • anonymous
3x+9x=12x and 12+-9=3
anonymous
  • anonymous
so we have 12x=3
anonymous
  • anonymous
i already picked d
anonymous
  • anonymous
now just simplify
anonymous
  • anonymous
it doesnt matter
anonymous
  • anonymous
well, thanx for throwin away my time.

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