2x+9+x-2+4x+3x-1=138

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Solution for 2x+9+x-2+4x+3x-1=138 equation:


Simplifying
2x + 9 + x + -2 + 4x + 3x + -1 = 138

Reorder the terms:
9 + -2 + -1 + 2x + x + 4x + 3x = 138

Combine like terms: 9 + -2 = 7
7 + -1 + 2x + x + 4x + 3x = 138

Combine like terms: 7 + -1 = 6
6 + 2x + x + 4x + 3x = 138

Combine like terms: 2x + x = 3x
6 + 3x + 4x + 3x = 138

Combine like terms: 3x + 4x = 7x
6 + 7x + 3x = 138

Combine like terms: 7x + 3x = 10x
6 + 10x = 138

Solving
6 + 10x = 138

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 10x = 138 + -6

Combine like terms: 6 + -6 = 0
0 + 10x = 138 + -6
10x = 138 + -6

Combine like terms: 138 + -6 = 132
10x = 132

Divide each side by '10'.
x = 13.2

Simplifying
x = 13.2

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