10x-123=4x-9

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Solution for 10x-123=4x-9 equation:


Simplifying
10x + -123 = 4x + -9

Reorder the terms:
-123 + 10x = 4x + -9

Reorder the terms:
-123 + 10x = -9 + 4x

Solving
-123 + 10x = -9 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-123 + 10x + -4x = -9 + 4x + -4x

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

Combine like terms: 4x + -4x = 0
-123 + 6x = -9 + 0
-123 + 6x = -9

Add '123' to each side of the equation.
-123 + 123 + 6x = -9 + 123

Combine like terms: -123 + 123 = 0
0 + 6x = -9 + 123
6x = -9 + 123

Combine like terms: -9 + 123 = 114
6x = 114

Divide each side by '6'.
x = 19

Simplifying
x = 19

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