3.9x-8.9=18.4

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Solution for 3.9x-8.9=18.4 equation:


Simplifying
3.9x + -8.9 = 18.4

Reorder the terms:
-8.9 + 3.9x = 18.4

Solving
-8.9 + 3.9x = 18.4

Solving for variable 'x'.

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

Add '8.9' to each side of the equation.
-8.9 + 8.9 + 3.9x = 18.4 + 8.9

Combine like terms: -8.9 + 8.9 = 0.0
0.0 + 3.9x = 18.4 + 8.9
3.9x = 18.4 + 8.9

Combine like terms: 18.4 + 8.9 = 27.3
3.9x = 27.3

Divide each side by '3.9'.
x = 7

Simplifying
x = 7

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