Question

Solve for x :
|2x + 4| = 16

Answer 1

Have you tried graphing this?

Answer 2

no i really dont know what to do

Answer 3

\[|2x+4|=16\]
\[2x+4=16\]
\[2x+4=-16\]

Answer 4

solve each separately
\[2x+4=16\]
\[2x=12\]
\[x=6\]
or
\[2x+4=-16\]
\[2x=-20\]
\[x=-10\]

Answer 5

To graph:

1 go to http://www.wolframalpha.com
2 type "plot y =|2x+4| and y = 16"