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

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

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

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

x = - 5

Solution steps

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

Group like terms

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

Add similar elements:

2 x + 3 x + x = 6 x

6 x + 9 = 5 x + 4

Move

9

to the right side

6 x = 5 x - 5

Move

5 x

to the left side

x = - 5

n^{2} + 10 n - 47 = 0

18 - \frac{2}{3} (6 x - 12) = 4 x + 2

6 x + 5 = 0

3 a^{2} - 45 ab + 150 b^{2}