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Popular >

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

Solution

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

Solution

x > 21

+1

Interval Notation

(21, \infty)

Solution steps

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

Remove parentheses:

(a) = a

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

Group like terms

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

Add similar elements:

x + 2 x = 3 x

3 x + 1 < 4 (x - 5)

Expand

4 (x - 5) : 4 x - 20

3 x + 1 < 4 x - 20

Move

1

to the right side

3 x < 4 x - 21

Move

4 x

to the left side

- x < - 21

Multiply both sides by

- 1

x > 21

Popular Examples

solvefor x,-3x+2y>6 solve for

x, - 3 x + 2 y > 6

solvefor q, 1/x-q>0 solve for

q, \frac{1}{x} - q > 0

\frac{x}{3} - \frac{x}{4} < 1

20 x + 12 < 14 x - 6

solvefor x,y-x<-3 solve for

x, y - x < - 3

Frequently Asked Questions (FAQ)

What is (x+1)+2x<4(x-5) ?
The solution to (x+1)+2x<4(x-5) is x>21