SOLUTION: I am doing substitution method for equations. 2y+x=9, and x=3y-3. Do I start with putting the 2y-9 in 3y-3 because "x" has no base in 2y+x=9 except a 1 in x. Not sure on the ne

Algebra ->  Systems-of-equations -> SOLUTION: I am doing substitution method for equations. 2y+x=9, and x=3y-3. Do I start with putting the 2y-9 in 3y-3 because "x" has no base in 2y+x=9 except a 1 in x. Not sure on the ne      Log On