What is the answer to 2x+9x-2=3x-5-4 ?

The answer to 2x+9x-2=3x-5-4 is x=-7/8

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2x+9x-2=3x-5-4

2 x + 9 x - 2 = 3 x - 5 - 4

x = - \frac{7}{8}

Decimal Notation

x = - 0.875

Solution steps

2 x + 9 x - 2 = 3 x - 5 - 4

Add similar elements:

2 x + 9 x = 11 x

11 x - 2 = 3 x - 5 - 4

Subtract the numbers:

- 5 - 4 = - 9

11 x - 2 = 3 x - 9

Move

2

to the right side

11 x = 3 x - 7

Move

3 x

to the left side

8 x = - 7

Divide both sides by

8

x = - \frac{7}{8}

3 c + 5 = 23

625 x^{4} - 16

7 x - 1 < 29 - 2 x

- 5 x^{2} + 7 x = - 9

x^{2} = 80