SOLUTION: If {{{sqrt(3x)+4-4x=y}}} and {{{x=3}}}, what is |x+y|? Note: "|x+y|" means the absolute value of x + y.

Algebra ->  Absolute-value -> SOLUTION: If {{{sqrt(3x)+4-4x=y}}} and {{{x=3}}}, what is |x+y|? Note: "|x+y|" means the absolute value of x + y.      Log On


   

Question 972225: If sqrt%283x%29%2B4-4x=y and x=3, what is |x+y|?
Note: "|x+y|" means the absolute value of x + y.
Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
You could solve for y, already knowing x. Already given, is x=3.

Try that, and see if you can go all the way to the finish.