4x+6x-7x+9=123

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Solution for 4x+6x-7x+9=123 equation:


Simplifying
4x + 6x + -7x + 9 = 123

Reorder the terms:
9 + 4x + 6x + -7x = 123

Combine like terms: 4x + 6x = 10x
9 + 10x + -7x = 123

Combine like terms: 10x + -7x = 3x
9 + 3x = 123

Solving
9 + 3x = 123

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 3x = 123 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 123 + -9
3x = 123 + -9

Combine like terms: 123 + -9 = 114
3x = 114

Divide each side by '3'.
x = 38

Simplifying
x = 38

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