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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