cduckworth4492 cduckworth4492

21-08-2017
Mathematics

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One number is 1 less than a second number. twice the second number is 12 less than 3 times the first. find the two numbers

Respuesta :

24-08-2017

a = b-1
2b=3a - 12

2b = 3(b-1) -12
2b = 3b - 3 -12
b = 15 a= 14

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amayanelson amayanelson

24-08-2017

the two numbers are 15 and 14

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