0.4(8c-72)=86.4

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Solution for 0.4(8c-72)=86.4 equation: 


Simplifying
0.4(8c + -72) = 86.4

Reorder the terms:
0.4(-72 + 8c) = 86.4
(-72 * 0.4 + 8c * 0.4) = 86.4
(-28.8 + 3.2c) = 86.4

Solving
-28.8 + 3.2c = 86.4

Solving for variable 'c'.

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

Add '28.8' to each side of the equation.
-28.8 + 28.8 + 3.2c = 86.4 + 28.8

Combine like terms: -28.8 + 28.8 = 0.0
0.0 + 3.2c = 86.4 + 28.8
3.2c = 86.4 + 28.8

Combine like terms: 86.4 + 28.8 = 115.2
3.2c = 115.2

Divide each side by '3.2'.
c = 36

Simplifying
c = 36

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