2011-11(x +20) = 10x-2010

Question

2011-11(x +20) = 10x-2010

Answer 1

2011-11x-220=10x-2010

-11x-10x=-2011-2010+220

-21x=-3801

x=181

Answer 2

2011-11*(x + 20) = 10*x-2010

 

-(11x-1791)=10*(x-201)

1791-11x=10x-2010

-21x=-3801

x=181