Question

7 минус 3 (х плюс 1)равно 6

 

Answer 1

7-3(х+1)=6

7-3х-3=6

-3х=2

х=-2/3

Answer 2

7-3(x+1)=6;

7-3x-3=6;

3x=7-3-6=-2;

x=-2/3.