.3x-.4=1.91

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Solution for .3x-.4=1.91 equation:


Simplifying
0.3x + -0.4 = 1.91

Reorder the terms:
-0.4 + 0.3x = 1.91

Solving
-0.4 + 0.3x = 1.91

Solving for variable 'x'.

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

Add '0.4' to each side of the equation.
-0.4 + 0.4 + 0.3x = 1.91 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.0 + 0.3x = 1.91 + 0.4
0.3x = 1.91 + 0.4

Combine like terms: 1.91 + 0.4 = 2.31
0.3x = 2.31

Divide each side by '0.3'.
x = 7.7

Simplifying
x = 7.7

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