Difference between two 2 digit numbers is 18 if 4 times the second number is less than 3 times the first number by 18 then what is the sum of these two numbers
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let first digit be x and 2nd be y
X+Y = 18
3X + 4Y = 18
3(18-Y) + 4Y = 18
54-3Y + 4Y = 18
Y = 36
X= 18
let first digit be x and 2nd be y
X+Y = 18
3X + 4Y = 18
3(18-Y) + 4Y = 18
54-3Y + 4Y = 18
Y = 36
X= 18
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