Question

3(x+2)-1=x+7

va dau coroniţa regelui :)

Answer 1

x= 7-(2+2) x= 7-4 x= 2 V: 3+(3+2)-1=7

Answer 2

3(x+2)-1=x+7 
3x+6-1=x+7
3x-x=7-5
2x=2
x=1