Ask
your own question, for FREE!
Ask question now!
Mathematics
12 Online
OpenStudy (ilovelife):
Part 1: Show the work to solve |5x – 2| 8
Part 2: Describe the graph of the solution in words.
13 years ago
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (helder_edwin):
is it an equation or an inequation??
13 years ago
OpenStudy (helder_edwin):
there's something missing between the absolute value and the 8.
is it \(=\) or \(\geq\) or \(\leq\) or \(>\) or \(<\) ???
13 years ago
OpenStudy (ilovelife):
it wont let me put it, but it is the one you put after the =
13 years ago
OpenStudy (helder_edwin):
\[ \large |5x-2|\geq8 \]
??
13 years ago
OpenStudy (helder_edwin):
use this
\[ \large |a|\geq b\quad\Leftrightarrow\quad a\geq b\vee a\leq-b \]
13 years ago
Join the QuestionCove community and study together with friends!
Sign Up
OpenStudy (ilovelife):
im even more confused now
13 years ago
OpenStudy (helder_edwin):
\[ \large |5x-2|\geq8 \]
becomes
\[ \large 5x-2\geq8\qquad\text{or}\qquad 5x-2\leq-8 \]
13 years ago
OpenStudy (helder_edwin):
can u solve these two inequations???
13 years ago
OpenStudy (ilovelife):
i got \[x \ge 2\] and \[x \le \frac{ -6 }{ 5 }\]
13 years ago
OpenStudy (ilovelife):
is that correct ?
13 years ago
Join the QuestionCove community and study together with friends!
Sign Up
jimthompson5910 (jim_thompson5910):
\[x \ge 2\] and \[x \le \frac{ -6 }{ 5 }\] are the correct answers
You can combine the two to get the compound inequality
\[\Large 2 \le x \le -\frac{6}{5}\]
13 years ago
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours! Join our real-time social learning platform and learn together with your friends!
Sign Up
Ask Question