Question

Show that, 5 is a factor of sum of 20 and 35 as well as factor of the difference of 35 and 20.​

Answer 1

Answer:

20=2×2×5

35=5×7

SO,

20+35 will also have 5 as its factor

and

35-20 will also have 5 as its factor

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Hope It Helps.....................................