SOLUTION: |3x|+7=10 I cant figure out the answer. I got 17/3 when I tried. Thank you

Algebra ->  Absolute-value -> SOLUTION: |3x|+7=10 I cant figure out the answer. I got 17/3 when I tried. Thank you      Log On


   



Question 547924: |3x|+7=10 I cant figure out the answer. I got 17/3 when I tried. Thank you
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
Subtract 7 from both sides
+abs%283x%29+%2B+7+=+10+
+abs%283x%29+=+3+
This is true only if +x+=+-1+
or +x+=+%2B1+