AmTran_Bus
  • AmTran_Bus
3x(2x-1)+(2x-1)
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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AmTran_Bus
  • AmTran_Bus
@.Sam. @Loser66 I need help
campbell_st
  • campbell_st
just distribute and collect the like terms
AmTran_Bus
  • AmTran_Bus
Distribute the 3x to the 2x-1?

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More answers

campbell_st
  • campbell_st
well what are you asked to do..? factorise or distrubute
AmTran_Bus
  • AmTran_Bus
It does not say :( but the answer is (3x+1)(2x-1). I just want to know how to get there.
campbell_st
  • campbell_st
ok... so you are factorising... this is what happens \[3x(2x - 1) + 1(2x -1)\] what the common factor...?
AmTran_Bus
  • AmTran_Bus
2x-1
campbell_st
  • campbell_st
yep... thats correct... so whats left why you take out the common factor..??
AmTran_Bus
  • AmTran_Bus
Just 3 and 1...
AmTran_Bus
  • AmTran_Bus
When you say "take out," do you mean add together? Or simplify, that is?
campbell_st
  • campbell_st
nope... have another look |dw:1370255495154:dw| this is grouping in pairs.
campbell_st
  • campbell_st
|dw:1370255546353:dw|
AmTran_Bus
  • AmTran_Bus
oh...ok. So 3x+1
anonymous
  • anonymous
You should really practice that. Its supposed to be be rather intuitive too.
AmTran_Bus
  • AmTran_Bus
I agree. Its been awhile.
campbell_st
  • campbell_st
so the common factor and then whats left (2x -1)(3x + 1) or vise versa... (3x +1)(2x - 1)

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