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Popular >

-7<1+15x<22

Solution

- 7 < 1 + 15 x < 22

Solution

- \frac{8}{15} < x < \frac{7}{5}

+2

Interval Notation

(- \frac{8}{15}, \frac{7}{5})

Decimal Notation

- 0.53333 \dots < x < 1.4

Solution steps

- 7 < 1 + 15 x < 22

If

a < u < b

then

a < u and u < b

- 7 < 1 + 15 x and 1 + 15 x < 22

- 7 < 1 + 15 x : x > - \frac{8}{15}

1 + 15 x < 22 : x < \frac{7}{5}

Combine the intervals

x > - \frac{8}{15} and x < \frac{7}{5}

Merge Overlapping Intervals

- \frac{8}{15} < x < \frac{7}{5}

Popular Examples

2 < [- x] < - 3.5

- 3 < 2 x + 4 < 6

((2-3x))/5 <((1-x))/3 <((3+4x))/2

\frac{( 2 - 3 x )}{5} < \frac{( 1 - x )}{3} < \frac{( 3 + 4 x )}{2}

((2x-1))/3 <x+((5-x))/2 <= 3/5+((x+1))/3

\frac{( 2 x - 1 )}{3} < x + \frac{( 5 - x )}{2} \leq \frac{3}{5} + \frac{( x + 1 )}{3}

- 5 < 3 x + 4 < 13

Frequently Asked Questions (FAQ)

What is -7<1+15x<22 ?
The solution to -7<1+15x<22 is -8/15 <x< 7/5