.4x-.30=.45+.2x

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Solution for .4x-.30=.45+.2x equation:


Simplifying
0.4x + -0.30 = 0.45 + 0.2x

Reorder the terms:
-0.30 + 0.4x = 0.45 + 0.2x

Solving
-0.30 + 0.4x = 0.45 + 0.2x

Solving for variable 'x'.

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

Add '-0.2x' to each side of the equation.
-0.30 + 0.4x + -0.2x = 0.45 + 0.2x + -0.2x

Combine like terms: 0.4x + -0.2x = 0.2x
-0.30 + 0.2x = 0.45 + 0.2x + -0.2x

Combine like terms: 0.2x + -0.2x = 0.0
-0.30 + 0.2x = 0.45 + 0.0
-0.30 + 0.2x = 0.45

Add '0.30' to each side of the equation.
-0.30 + 0.30 + 0.2x = 0.45 + 0.30

Combine like terms: -0.30 + 0.30 = 0.00
0.00 + 0.2x = 0.45 + 0.30
0.2x = 0.45 + 0.30

Combine like terms: 0.45 + 0.30 = 0.75
0.2x = 0.75

Divide each side by '0.2'.
x = 3.75

Simplifying
x = 3.75

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