anonymous
  • anonymous
((x+3)/(30x-42))*((40x-56)/(8))
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
\[\frac{ x+3 }{ 30x-42 }*\frac{ 40x-56 }{ 8 }\]
Nnesha
  • Nnesha
mango > watermelon
Adi3
  • Adi3
two of the great scientist's pictures!!!!!!!!

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Adi3
  • Adi3
@Michele_Laino @IrishBoy123
Adi3
  • Adi3
what a pic
Adi3
  • Adi3
And the thing is that they both are good at mahts!!!!!!!
Adi3
  • Adi3
sorry
Michele_Laino
  • Michele_Laino
thanks! :) @Adi3
Adi3
  • Adi3
np
Adi3
  • Adi3
try cross multiply
Michele_Laino
  • Michele_Laino
@helpme375 please note that your expression can berewritten as follows: \[\frac{{x + 3}}{{6\left( {5x - 7} \right)}} \cdot \frac{{8\left( {5x - 7} \right)}}{8}\]
Adi3
  • Adi3
try cross multiply
Nnesha
  • Nnesha
irish was typing so i thought he is going to help you.
Michele_Laino
  • Michele_Laino
I think that answer is: \[\frac{{x + 3}}{6}\]
anonymous
  • anonymous
how did you get it
Michele_Laino
  • Michele_Laino
when you simplify that expression above, then factors 5x-7 cancel, also factors 8 cancel, so we reamin with (x+3) as numerator and 6 as denominator
Michele_Laino
  • Michele_Laino
remain*
anonymous
  • anonymous
but would you be left with (x+3)/8 after you take away 5x-7
Michele_Laino
  • Michele_Laino
here is the right simplification: |dw:1443971900756:dw|
anonymous
  • anonymous
okay thanks i got it
Michele_Laino
  • Michele_Laino
:)

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