3x+1+x+9=2x-5

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Solution for 3x+1+x+9=2x-5 equation: 


Simplifying
3x + 1 + x + 9 = 2x + -5

Reorder the terms:
1 + 9 + 3x + x = 2x + -5

Combine like terms: 1 + 9 = 10
10 + 3x + x = 2x + -5

Combine like terms: 3x + x = 4x
10 + 4x = 2x + -5

Reorder the terms:
10 + 4x = -5 + 2x

Solving
10 + 4x = -5 + 2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2x' to each side of the equation.
10 + 4x + -2x = -5 + 2x + -2x

Combine like terms: 4x + -2x = 2x
10 + 2x = -5 + 2x + -2x

Combine like terms: 2x + -2x = 0
10 + 2x = -5 + 0
10 + 2x = -5

Add '-10' to each side of the equation.
10 + -10 + 2x = -5 + -10

Combine like terms: 10 + -10 = 0
0 + 2x = -5 + -10
2x = -5 + -10

Combine like terms: -5 + -10 = -15
2x = -15

Divide each side by '2'.
x = -7.5

Simplifying
x = -7.5

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