5x-3.4+4.2=4x-4.2

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Solution for 5x-3.4+4.2=4x-4.2 equation:


Simplifying
5x + -3.4 + 4.2 = 4x + -4.2

Reorder the terms:
-3.4 + 4.2 + 5x = 4x + -4.2

Combine like terms: -3.4 + 4.2 = 0.8
0.8 + 5x = 4x + -4.2

Reorder the terms:
0.8 + 5x = -4.2 + 4x

Solving
0.8 + 5x = -4.2 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
0.8 + 5x + -4x = -4.2 + 4x + -4x

Combine like terms: 5x + -4x = 1x
0.8 + 1x = -4.2 + 4x + -4x

Combine like terms: 4x + -4x = 0
0.8 + 1x = -4.2 + 0
0.8 + 1x = -4.2

Add '-0.8' to each side of the equation.
0.8 + -0.8 + 1x = -4.2 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + 1x = -4.2 + -0.8
1x = -4.2 + -0.8

Combine like terms: -4.2 + -0.8 = -5
1x = -5

Divide each side by '1'.
x = -5

Simplifying
x = -5

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