jd01122 jd01122
  • 04-05-2018
  • Mathematics
contestada

Factor completely: 6b - 8ab + 15 - 20a

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carlosego
carlosego carlosego
  • 14-05-2018
For this case we have the following expression:
 6b - 8ab + 15 - 20a
 We can rewrite the expression factoring.
 We have then:
 (4a-3) * (- 2b-5)
 Checking we have:
 -8ab-20a + 6b + 15
 The resulting expression is the same.
 Answer:
 
(4a-3) * (- 2b-5)
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