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Popular >

-4<(6x-9)/9 <4

Solution

- 4 < \frac{6 x - 9}{9} < 4

Solution

- \frac{9}{2} < x < \frac{15}{2}

+2

Interval Notation

(- \frac{9}{2}, \frac{15}{2})

Decimal Notation

- 4.5 < x < 7.5

Solution steps

- 4 < \frac{6 x - 9}{9} < 4

If

a < u < b

then

a < u and u < b

- 4 < \frac{6 x - 9}{9} and \frac{6 x - 9}{9} < 4

- 4 < \frac{6 x - 9}{9} : x > - \frac{9}{2}

\frac{6 x - 9}{9} < 4 : x < \frac{15}{2}

Combine the intervals

x > - \frac{9}{2} and x < \frac{15}{2}

Merge Overlapping Intervals

- \frac{9}{2} < x < \frac{15}{2}

Popular Examples

(x + 1) (x - 2) < 0

factor 5n^2+19n+12 factor

5 n^{2} + 19 n + 12

simplify (2(2)^{3/2})/3 simplify

\frac{2 ( 2 ) ^{\frac{3}{2}}}{3}

5 (x + 7)^{2} = 60

factor 9x^2+10x+1 factor

9 x^{2} + 10 x + 1

Frequently Asked Questions (FAQ)

What is -4<(6x-9)/9 <4 ?
The solution to -4<(6x-9)/9 <4 is -9/2 <x< 15/2