129x-40=7x-23

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Solution for 129x-40=7x-23 equation:


Simplifying
129x + -40 = 7x + -23

Reorder the terms:
-40 + 129x = 7x + -23

Reorder the terms:
-40 + 129x = -23 + 7x

Solving
-40 + 129x = -23 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-40 + 129x + -7x = -23 + 7x + -7x

Combine like terms: 129x + -7x = 122x
-40 + 122x = -23 + 7x + -7x

Combine like terms: 7x + -7x = 0
-40 + 122x = -23 + 0
-40 + 122x = -23

Add '40' to each side of the equation.
-40 + 40 + 122x = -23 + 40

Combine like terms: -40 + 40 = 0
0 + 122x = -23 + 40
122x = -23 + 40

Combine like terms: -23 + 40 = 17
122x = 17

Divide each side by '122'.
x = 0.1393442623

Simplifying
x = 0.1393442623

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