Решите уравнение 3x-2=-x+7

Question

Решите уравнение 3x-2=-x+7

Answer 1

2.25...............................................................................

Comments

3x+x=7+2

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4x=9

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x=2.25

Answer 2

3х - 2=-х+7
3х+х=7+2
4х=9
х=9:4
х=2,25