Question

Add -4mn,-7mn,-10mn​

Answer 1

Answer:

-21mn is the correct answer and mark me brainliest

Answer 2

Answer:

$\huge \boxed{answer : - }$

$\bold{( - 4mn )+ ( - 7mn + ( - 10mn)}$

$\bold { - 4mn \: - 7mn - 10mn}$

$\bold{- (21)}$

$\huge\bold \red{ = - 21}$

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