Mind1me3reke Mind1me3reke
  • 08-05-2017
  • Mathematics
contestada

The sum of two numbers is 55.the larger number is 7 more than twice the smaller number. what are the numbers

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holliehalmshaw1 holliehalmshaw1
  • 09-05-2017
the numbers are 16 and 39
this is because...
'a' x2 +7 ='b'
b+a=55
55-7=3a
3a=48
48/3=16
so 'a'=16
therefore 
16x2+7='b'
'b'=39
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