3.5x-2.8=6.4x+3

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Solution for 3.5x-2.8=6.4x+3 equation: 


Simplifying
3.5x + -2.8 = 6.4x + 3

Reorder the terms:
-2.8 + 3.5x = 6.4x + 3

Reorder the terms:
-2.8 + 3.5x = 3 + 6.4x

Solving
-2.8 + 3.5x = 3 + 6.4x

Solving for variable 'x'.

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

Add '-6.4x' to each side of the equation.
-2.8 + 3.5x + -6.4x = 3 + 6.4x + -6.4x

Combine like terms: 3.5x + -6.4x = -2.9x
-2.8 + -2.9x = 3 + 6.4x + -6.4x

Combine like terms: 6.4x + -6.4x = 0.0
-2.8 + -2.9x = 3 + 0.0
-2.8 + -2.9x = 3

Add '2.8' to each side of the equation.
-2.8 + 2.8 + -2.9x = 3 + 2.8

Combine like terms: -2.8 + 2.8 = 0.0
0.0 + -2.9x = 3 + 2.8
-2.9x = 3 + 2.8

Combine like terms: 3 + 2.8 = 5.8
-2.9x = 5.8

Divide each side by '-2.9'.
x = -2

Simplifying
x = -2

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