Unknown numbers

The sum of two consecutive natural numbers and their triple is 92. Find these numbers.

Correct answer:

a =  11
b =  12

Step-by-step explanation:

b=a+1 a+b+3(a+b)=92  b=a+1 a+b+3 (a+b)=92  ab=1 4a+4b=92  Pivot:Row1Row2 4a+4b=92 ab=1  Row241 Row1Row2 4a+4b=92 2b=24  b=224=12 a=4924b=4924 12=11  a=11 b=12



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