what number should replace each n =(9×8)+(8×8)=(9+8)n and (7×4)+(n×3)=7(4+3)
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Answered by
16
(9×8)+(8×8)=(9+8)n
=> 72 + 64 = 17n
=> 136 = 17n
=> n = 8
(7×4)+(n×3)=7(4+3)
=> 28 + 3n = 49
=> 3n = 21
=> n = 7
Answered by
0
(9×8)+(8×8)=(9+8)n
=> 72 + 64 = 17n
=> 136 = 17n
=> n = 8
(7×4)+(n×3)=7(4+3)
=> 28 + 3n = 49
=> 3n = 21
=> n = 7
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