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GOF and DISERBUHVE PROPERE25 + 20

1 Answer

1 vote

the given expression is

= 25 + 20

now we can break these numbers'


=5*5+5*4

(we know that 5 x 5 = 25

and 5 x 4 = 20)

now we can take greatest common factor 5 as common, then


\begin{gathered} =5*(5+4) \\ =5*9 \\ =45 \end{gathered}

so the answer is 45