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the sum of two numbers is 85 if the smaller number is 5 less than twice the larger what are the number???

Sagot :

Simple :D

let x= 1st number
2x-5=2nd number

x+2x-5 = 85
   3x-5  = 85
3x-5+5 = 85 + 5
       3x = 90
 3x ÷ 3 = 90 ÷ 3
        x  = 30 - 1st number
2(30)-5 = 55 - 2nd integer


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