x :y=5 : 3 AND x+y=56 find the value of x-y
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Answer:x-y=14
Step-by-step explanation:
Let x be 5a and y be 3a.
∵x+y=56
∴5a +3a=56
8a=56
a=7
So,
x=5×7=35 and y=3×7=21.
Then,
∴x-y=35-21=14
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