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Popular >

-6<= 6x+3<= 21

Solution

- 6 \leq 6 x + 3 \leq 21

Solution

- \frac{3}{2} \leq x \leq 3

+2

Interval Notation

[- \frac{3}{2}, 3]

Decimal Notation

- 1.5 \leq x \leq 3

Solution steps

- 6 \leq 6 x + 3 \leq 21

If

a \leq u \leq b

then

a \leq u and u \leq b

- 6 \leq 6 x + 3 and 6 x + 3 \leq 21

- 6 \leq 6 x + 3 : x \geq - \frac{3}{2}

6 x + 3 \leq 21 : x \leq 3

Combine the intervals

x \geq - \frac{3}{2} and x \leq 3

Merge Overlapping Intervals

- \frac{3}{2} \leq x \leq 3

Popular Examples

x^{2} - 2 x - 7 < 1

2 x - 3 < 8

factor (x^3-6x^2+5x)^3 factor

(x^{3} - 6 x^{2} + 5 x)^{3}

simplify (y^6)/(y^{-10)}simplify

\frac{y ^{6}}{y ^{- 10}}

2 x + 5 = 9

Frequently Asked Questions (FAQ)

What is -6<= 6x+3<= 21 ?
The solution to -6<= 6x+3<= 21 is -3/2 <= x<= 3