SOLUTION: *When I type in parentheses, they're meant to be absolute value bars; not parentheses.* (7x-2)=x+4 I think you're supposed to solve to get a set notation. Please help! Thank

Algebra ->  Absolute-value -> SOLUTION: *When I type in parentheses, they're meant to be absolute value bars; not parentheses.* (7x-2)=x+4 I think you're supposed to solve to get a set notation. Please help! Thank       Log On


   



Question 895472: *When I type in parentheses, they're meant to be absolute value bars; not parentheses.*
(7x-2)=x+4
I think you're supposed to solve to get a set notation. Please help! Thank you so much!

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use abs(7x-2) to make it simpler for you and the tutor.
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.
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abs%287x-2%29=x%2B4
Positive solution:
7x-2=x%2B4
6x=6
x=1
Negative solution:
-%287x-2%29=x%2B4
7x-2=-x-4
8x=-2
x=-1%2F4