alex1link alex1link
  • 07-04-2018
  • Mathematics
contestada

7.22 (10b-3) =7b-14

Respuesta :

keionajones18 keionajones18
  • 07-04-2018
multiply 7.22 onto 10b and -3
new equation - 72.2b-21.66=7b-14

add 21.66 onto -14
new equation - 72.2b=7b+7.66

subtract 7b from 72.2
new equation: 65.2b=7.66

divide 65.2 from b
new equation: b=7.66/65.2

final answer: b=0.117
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