3x+9+4x+x=3x+8

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Solution for 3x+9+4x+x=3x+8 equation:


Simplifying
3x + 9 + 4x + x = 3x + 8

Reorder the terms:
9 + 3x + 4x + x = 3x + 8

Combine like terms: 3x + 4x = 7x
9 + 7x + x = 3x + 8

Combine like terms: 7x + x = 8x
9 + 8x = 3x + 8

Reorder the terms:
9 + 8x = 8 + 3x

Solving
9 + 8x = 8 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
9 + 8x + -3x = 8 + 3x + -3x

Combine like terms: 8x + -3x = 5x
9 + 5x = 8 + 3x + -3x

Combine like terms: 3x + -3x = 0
9 + 5x = 8 + 0
9 + 5x = 8

Add '-9' to each side of the equation.
9 + -9 + 5x = 8 + -9

Combine like terms: 9 + -9 = 0
0 + 5x = 8 + -9
5x = 8 + -9

Combine like terms: 8 + -9 = -1
5x = -1

Divide each side by '5'.
x = -0.2

Simplifying
x = -0.2

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