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Popular >

3r+2(4r+2)<2(6r+1)

Solution

3 r + 2 (4 r + 2) < 2 (6 r + 1)

Solution

r > 2

+1

Interval Notation

(2, \infty)

Solution steps

3 r + 2 (4 r + 2) < 2 (6 r + 1)

Expand

2 (4 r + 2) : 8 r + 4

3 r + 8 r + 4 < 2 (6 r + 1)

Add similar elements:

3 r + 8 r = 11 r

11 r + 4 < 2 (6 r + 1)

Expand

2 (6 r + 1) : 12 r + 2

11 r + 4 < 12 r + 2

Move

4

to the right side

11 r < 12 r - 2

Move

12 r

to the left side

- r < - 2

Multiply both sides by

- 1

r > 2

Popular Examples

factor z^3+125 factor

z^{3} + 125

2 x^{2} - 5 x - 18 = 0

factor x^4-5x^3-9x^2+81x-108 factor

x^{4} - 5 x^{3} - 9 x^{2} + 81 x - 108

simplify 1-3 simplify

1 - 3

x^{2} < 4 (x + 3)

Frequently Asked Questions (FAQ)

What is 3r+2(4r+2)<2(6r+1) ?
The solution to 3r+2(4r+2)<2(6r+1) is r>2