7.8x-3.2=28.0

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Solution for 7.8x-3.2=28.0 equation: 


Simplifying
7.8x + -3.2 = 28.0

Reorder the terms:
-3.2 + 7.8x = 28.0

Solving
-3.2 + 7.8x = 28.0

Solving for variable 'x'.

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

Add '3.2' to each side of the equation.
-3.2 + 3.2 + 7.8x = 28.0 + 3.2

Combine like terms: -3.2 + 3.2 = 0.0
0.0 + 7.8x = 28.0 + 3.2
7.8x = 28.0 + 3.2

Combine like terms: 28.0 + 3.2 = 31.2
7.8x = 31.2

Divide each side by '7.8'.
x = 4

Simplifying
x = 4

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