8x-15.4=x

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Solution for 8x-15.4=x equation:


Simplifying
8x + -15.4 = x

Reorder the terms:
-15.4 + 8x = x

Solving
-15.4 + 8x = 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.
-15.4 + 8x + -1x = x + -1x

Combine like terms: 8x + -1x = 7x
-15.4 + 7x = x + -1x

Combine like terms: x + -1x = 0
-15.4 + 7x = 0

Add '15.4' to each side of the equation.
-15.4 + 15.4 + 7x = 0 + 15.4

Combine like terms: -15.4 + 15.4 = 0.0
0.0 + 7x = 0 + 15.4
7x = 0 + 15.4

Combine like terms: 0 + 15.4 = 15.4
7x = 15.4

Divide each side by '7'.
x = 2.2

Simplifying
x = 2.2

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