two consecutive integers: x,x+1
x+(x+1) = 9(x) - 5(x+1)
2x+1 = 9x-5x-5
2x+1 = 4x-5
subtract 2x from each side
1 = 2x-5
add 5 to each side
6 = 2x
divide by 2
x=3
the integers are 3 and 4
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