anonymous
  • anonymous
solve -x(-3)+2<3(2x-5)+2 -x+3+2<6x-15+x 3+2<8x-15 5x<8x-15 20/8 < 8x ( this is where i have my question do you switch the sign here because 20 is > 8? i thought you only switch the sign when multiplying or diving by negatives in interval notation type things? can anyone help
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
teacher wants us to graph it and do interval notation the end answer is 2.5>x im just wondering about the sign thing
madhu.mukherjee.946
  • madhu.mukherjee.946
no that happens when there is + or - signs
madhu.mukherjee.946
  • madhu.mukherjee.946
your sum is correct .your answer will be 2.5

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anonymous
  • anonymous
im confused because my teacher said the answer is 2.5>x
madhu.mukherjee.946
  • madhu.mukherjee.946
just on the graph show the 2.5 thing.everything is ok.:)
madhu.mukherjee.946
  • madhu.mukherjee.946
dude wait there is a mistake in your sum
madhu.mukherjee.946
  • madhu.mukherjee.946
you have calculated in a wrong way.check mine
madhu.mukherjee.946
  • madhu.mukherjee.946
-x(-3)+2<3(2x-5)+2 3x+2<6x-13 15<3x 5
anonymous
  • anonymous
oh thanks
madhu.mukherjee.946
  • madhu.mukherjee.946
did you get the thing
anonymous
  • anonymous
yea

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