math
posted by john .
eddie is thinking of a number between 149,000 and 150,000 his number has a tens digit that is 7 more than its ones digit. The sum of the tens and ones digit is 9 the sum. the hundreds digit is 0 what is eddies number

unit digit  x
tens digit  x+7
x+x+7 = 9
2x = 2
x = 1
unit digit is 1
tens digit is 8
hundred digit is 0
number must be 149081
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