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d. 4(x+3)=2x-17,x ∈ Z

Răspuns :

4(x+3)=2x-17

4(x+3)=2x-17

4x+12=2x-17

4x=2x-17-12

4x=2x-29

4x-2x=-29

2x=-29

x=[tex]-\frac{29}{2}[/tex]