31x-8=x+4

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Solution for 31x-8=x+4 equation:


Simplifying
31x + -8 = x + 4

Reorder the terms:
-8 + 31x = x + 4

Reorder the terms:
-8 + 31x = 4 + x

Solving
-8 + 31x = 4 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-8 + 31x + -1x = 4 + x + -1x

Combine like terms: 31x + -1x = 30x
-8 + 30x = 4 + x + -1x

Combine like terms: x + -1x = 0
-8 + 30x = 4 + 0
-8 + 30x = 4

Add '8' to each side of the equation.
-8 + 8 + 30x = 4 + 8

Combine like terms: -8 + 8 = 0
0 + 30x = 4 + 8
30x = 4 + 8

Combine like terms: 4 + 8 = 12
30x = 12

Divide each side by '30'.
x = 0.4

Simplifying
x = 0.4

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