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  • 30-09-2020
  • Mathematics
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I NEED HELP ON THIS ONE PLEASEEEEE HELP MEE!!!!!!!!!!!

I NEED HELP ON THIS ONE PLEASEEEEE HELP MEE class=

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A30
A30 A30
  • 30-09-2020
a+b+c=28x+40=180
—>28x=140
—>x=140/28=5
c=9x-3
—>c=42
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