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2+3(x+1)=10
9(x-3)-23=22

Răspuns :

Jsksksksk

2+3(x+1)=10

2+3x+3=10

5+3x=10

3x=10-5

3x=5

x=5/3

9(x-3)-23=22

9x-27-23=22

9x-50=22

9x=22+50

9x=72

x=8

Adelinasuciu

Răspuns:

2+3*x +3*1=10

2+3x+3=10

5+3x=10

3x=10-5

3x=5

x=5/3

9*x-9*3-23=22

9x-27-23=22

9x-50=22

9x=22+50

9x=72 |:9

x=8

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