12x-4=40x+17

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Solution for 12x-4=40x+17 equation:


Simplifying
12x + -4 = 40x + 17

Reorder the terms:
-4 + 12x = 40x + 17

Reorder the terms:
-4 + 12x = 17 + 40x

Solving
-4 + 12x = 17 + 40x

Solving for variable 'x'.

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

Add '-40x' to each side of the equation.
-4 + 12x + -40x = 17 + 40x + -40x

Combine like terms: 12x + -40x = -28x
-4 + -28x = 17 + 40x + -40x

Combine like terms: 40x + -40x = 0
-4 + -28x = 17 + 0
-4 + -28x = 17

Add '4' to each side of the equation.
-4 + 4 + -28x = 17 + 4

Combine like terms: -4 + 4 = 0
0 + -28x = 17 + 4
-28x = 17 + 4

Combine like terms: 17 + 4 = 21
-28x = 21

Divide each side by '-28'.
x = -0.75

Simplifying
x = -0.75

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