4=3x+6.4

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Solution for 4=3x+6.4 equation:


Simplifying
4 = 3x + 6.4

Reorder the terms:
4 = 6.4 + 3x

Solving
4 = 6.4 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
4 + -3x = 6.4 + 3x + -3x

Combine like terms: 3x + -3x = 0
4 + -3x = 6.4 + 0
4 + -3x = 6.4

Add '-4' to each side of the equation.
4 + -4 + -3x = 6.4 + -4

Combine like terms: 4 + -4 = 0
0 + -3x = 6.4 + -4
-3x = 6.4 + -4

Combine like terms: 6.4 + -4 = 2.4
-3x = 2.4

Divide each side by '-3'.
x = -0.8

Simplifying
x = -0.8

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