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The sun of two numbers is 64. Twice the lesser number is five more that the greater number. Find the numbers.
let x = the lesser number
let y = greater number
So our equations would be;
Now first we will solve x;
Now substitute this answer for y into one of the equations;
So now we have our x, so we can plug it into an equation to get y;
So now we have;
Don't forget to check your answer!
Hope you understand