4n-2(n+7)=n-2(n-1) Решите пж

Question

4n-2(n+7)=n-2(n-1) Решите пж

Answer 1

3,4n  + 4,7n  - n - 2,1n =(3,4  + 4,7  - 1 - 2,1)n =5n

Answer 2

4n- (2n+14) =n- (2n-2)
4n-2n-14=n-2n+2
4n-2n-n+2n=14+2
3n=16
n=3:16
n= 3
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16