Question

chek whether the value given in the brakekts is a solution in 7 n + 5 = 19 . (n=-2




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Answer 1

7n+5=19(n=−2)

7×(−2)+5=19−14+5

=19−9

=19

=28

Answer 2

Answer:

$7n + 5 = 19 \: \: \: (n = - 2) \\ 7 \times ( - 2) + 5 = 19 \\ - 14 + 5 = 19 \\ - 9 =19 \\ = 28$

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