Question

what numner should replace each n? (7×4)+(n×3)=7(4+3)​

Answer 1

Answer:

(7×4) + ( n×3) = 7(4+3)

=> 28 +3n = 70

=> 3n = 70-28

=> n = 42/3

=> n = 14

Answer 2

(7×4)+(n×3)=7(4+3)

28+3n=7(7)

28+3n=49

3n=49-28

3n=21

n=21/3

n=7

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