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Popular >

1<= x+9<8

Solution

1 \leq x + 9 < 8

Solution

- 8 \leq x < - 1

+1

Interval Notation

[- 8, - 1)

Solution steps

1 \leq x + 9 < 8

If

a \leq u < b

then

a \leq u and u < b

1 \leq x + 9 and x + 9 < 8

1 \leq x + 9 : x \geq - 8

x + 9 < 8 : x < - 1

Combine the intervals

x \geq - 8 and x < - 1

Merge Overlapping Intervals

- 8 \leq x < - 1

Popular Examples

3 ∣ x - 5 ∣ + 3 > 12

\frac{5 x}{7} = 22

factor (-7m^2)/(2m+1)-(11)/(16m-8)factor

\frac{- 7 m ^{2}}{2 m + 1} - \frac{11}{16 m - 8}

14-5x-8-x=3+15-12x-6x

14 - 5 x - 8 - x = 3 + 15 - 12 x - 6 x

simplify (-2 5/8)^2 simplify

(- 2 \frac{5}{8})^{2}

Frequently Asked Questions (FAQ)

What is 1<= x+9<8 ?
The solution to 1<= x+9<8 is -8<= x<-1