Решите х+(х+1)+(х+2)=9

Question

Решите
х+(х+1)+(х+2)=9

Comments

x+x+1+x+2=9

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3x=6

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x=2

Answer 1

Х+(х+1)+(х+2)=9
3х+3=9
3х=9-3
3х=6
х=6:3
х=2

Answer 2

Х+(х+1)+(х+2)=9
х+х+1+х+2=9
3х+3=9
3х=9-3
х=6/3
х=2
Ответ: х=2