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Popular >

-4-4(-2d-4)<= d+4-9

Solution

- 4 - 4 (- 2 d - 4) \leq d + 4 - 9

Solution

d \leq - \frac{17}{7}

+2

Interval Notation

(- \infty, - \frac{17}{7}]

Decimal Notation

d \leq - 2.42857 \dots

Solution steps

- 4 - 4 (- 2 d - 4) \leq d + 4 - 9

Add/Subtract the numbers:

4 - 9 = - 5

- 4 - 4 (- 2 d - 4) \leq d - 5

Expand

- 4 - 4 (- 2 d - 4) : 8 d + 12

8 d + 12 \leq d - 5

Move

12

to the right side

8 d \leq d - 17

Move

d

to the left side

7 d \leq - 17

Divide both sides by

7

d \leq - \frac{17}{7}

Popular Examples

4 x^{2} + 25 = 20 x

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\frac{t + 1}{7} > - 1

\frac{1}{2} x^{2} - x - 4 = 0

(x-2)/(x+3)<= 0

\frac{x - 2}{x + 3} \leq 0

Frequently Asked Questions (FAQ)

What is -4-4(-2d-4)<= d+4-9 ?
The solution to -4-4(-2d-4)<= d+4-9 is d<=-17/7