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the second of two numbers is 8 less than twice the first. their sum is 19. Find the two numbers
let x be the first number and y be the second number the trick is seeing what the problem says 2X-8=Y and X+Y=19 since the first equation is already solved for Y substitute into the second X+2X-8=19 3X=27 X=9 19-9=10 Y=10 the first number is 9 and the second is 10
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