SOLUTION: Hello, People of the world:) I've been having trouble with a particular question. please HElp me! 21=-11+X what equals X? Thanks alot:)

Algebra ->  Number-Line -> SOLUTION: Hello, People of the world:) I've been having trouble with a particular question. please HElp me! 21=-11+X what equals X? Thanks alot:)       Log On


   

Question 182045: Hello, People of the world:)
I've been having trouble with a particular question.
please HElp me!
21=-11+X
what equals X?
Thanks alot:)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
21=-11%2Bx Start with the given equation.


21%2B11=cross%28-11%2B11%29%2Bx Add 11 to both sides. Notice how the -11 and 11 on the right side add to 0 and cancel out.


32=x Combine like terms.


So the solution is x=32