2.9x-12.91=4.2

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Solution for 2.9x-12.91=4.2 equation: 


Simplifying
2.9x + -12.91 = 4.2

Reorder the terms:
-12.91 + 2.9x = 4.2

Solving
-12.91 + 2.9x = 4.2

Solving for variable 'x'.

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

Add '12.91' to each side of the equation.
-12.91 + 12.91 + 2.9x = 4.2 + 12.91

Combine like terms: -12.91 + 12.91 = 0.00
0.00 + 2.9x = 4.2 + 12.91
2.9x = 4.2 + 12.91

Combine like terms: 4.2 + 12.91 = 17.11
2.9x = 17.11

Divide each side by '2.9'.
x = 5.9

Simplifying
x = 5.9

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