Question

помогите
5-3(х+2(х+2))=2

Answer 1

5-3(х+2(х+2))=2
5-3(x+2x+4)=2
5-3(3x+4)=2
5-9x-12=2
-7-9x=2
-9x=2+7
-9x=9
x=1