What is -9<= (1-2x)/9 <16 ?

The solution to -9<= (1-2x)/9 <16 is -143/2 <x<= 41

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-9<= (1-2x)/9 <16

- 9 \leq \frac{1 - 2 x}{9} < 16

- \frac{143}{2} < x \leq 41

Interval Notation

(- \frac{143}{2}, 41]

Decimal Notation

- 71.5 < x \leq 41

Solution steps

- 9 \leq \frac{1 - 2 x}{9} < 16

a \leq u < b

then

a \leq u and u < b

- 9 \leq \frac{1 - 2 x}{9} and \frac{1 - 2 x}{9} < 16

- 9 \leq \frac{1 - 2 x}{9} : x \leq 41

\frac{1 - 2 x}{9} < 16 : x > - \frac{143}{2}

Combine the intervals

x \leq 41 and x > - \frac{143}{2}

Merge Overlapping Intervals

- \frac{143}{2} < x \leq 41

2 7^{\frac{1}{4}} \cdot 3^{\frac{1}{4}}

2 x^{2} + 23 = 14 x

\frac{5}{6} x = 3

z^{3} + 12 z^{2} + 27 z - 40

3 (n + 2) = 9 (6 - n)