Thrice a number when increased by 9 gives 45. Find the number.
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The number is x
Thrice a number is x+x+x
Increased 9,gives 45
X+x+x+9=45
3x+9=45
3x=45-9
3x=36
x=36/3
x=12
Thrice a number is x+x+x
Increased 9,gives 45
X+x+x+9=45
3x+9=45
3x=45-9
3x=36
x=36/3
x=12
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