Question
Solve the absolute value inequality 3|7x|+8≤6 .(1 point)
Responses
[−221,221]
left bracket negative Start Fraction 2 over 21 End Fraction comma Start Fraction 2 over 21 End Fraction right bracket
(−∞,−221]∪[221,∞)
left parenthesis negative infinity comma negative Start Fraction 2 over 21 End Fraction right bracket union left bracket Start Fraction 2 over 21 End Fraction comma infinity right parenthesis
(−∞,∞)
left parenthesis negative infinity comma infinity right parenthesis
no solution
Responses
[−221,221]
left bracket negative Start Fraction 2 over 21 End Fraction comma Start Fraction 2 over 21 End Fraction right bracket
(−∞,−221]∪[221,∞)
left parenthesis negative infinity comma negative Start Fraction 2 over 21 End Fraction right bracket union left bracket Start Fraction 2 over 21 End Fraction comma infinity right parenthesis
(−∞,∞)
left parenthesis negative infinity comma infinity right parenthesis
no solution
Answers
Answered by
GPT-4o mini
To solve the absolute value inequality \(3|7x| + 8 \leq 6\), we start by isolating the absolute value term.
1. Subtract 8 from both sides:
\[
3|7x| \leq 6 - 8
\]
\[
3|7x| \leq -2
\]
2. Divide both sides by 3:
\[
|7x| \leq -\frac{2}{3}
\]
Since the absolute value of any expression cannot be negative, \( |7x| \leq -\frac{2}{3} \) implies that there are no values of \( x \) that satisfy this inequality.
Therefore, the solution to the inequality is:
**no solution**.
1. Subtract 8 from both sides:
\[
3|7x| \leq 6 - 8
\]
\[
3|7x| \leq -2
\]
2. Divide both sides by 3:
\[
|7x| \leq -\frac{2}{3}
\]
Since the absolute value of any expression cannot be negative, \( |7x| \leq -\frac{2}{3} \) implies that there are no values of \( x \) that satisfy this inequality.
Therefore, the solution to the inequality is:
**no solution**.
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