2x-1.4=8x+4.2

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Solution for 2x-1.4=8x+4.2 equation:


Simplifying
2x + -1.4 = 8x + 4.2

Reorder the terms:
-1.4 + 2x = 8x + 4.2

Reorder the terms:
-1.4 + 2x = 4.2 + 8x

Solving
-1.4 + 2x = 4.2 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-1.4 + 2x + -8x = 4.2 + 8x + -8x

Combine like terms: 2x + -8x = -6x
-1.4 + -6x = 4.2 + 8x + -8x

Combine like terms: 8x + -8x = 0
-1.4 + -6x = 4.2 + 0
-1.4 + -6x = 4.2

Add '1.4' to each side of the equation.
-1.4 + 1.4 + -6x = 4.2 + 1.4

Combine like terms: -1.4 + 1.4 = 0.0
0.0 + -6x = 4.2 + 1.4
-6x = 4.2 + 1.4

Combine like terms: 4.2 + 1.4 = 5.6
-6x = 5.6

Divide each side by '-6'.
x = -0.9333333333

Simplifying
x = -0.9333333333

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