0.82x+0.86(8-x)=6.72

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Solution for 0.82x+0.86(8-x)=6.72 equation: 


Simplifying
0.82x + 0.86(8 + -1x) = 6.72
0.82x + (8 * 0.86 + -1x * 0.86) = 6.72
0.82x + (6.88 + -0.86x) = 6.72

Reorder the terms:
6.88 + 0.82x + -0.86x = 6.72

Combine like terms: 0.82x + -0.86x = -0.04x
6.88 + -0.04x = 6.72

Solving
6.88 + -0.04x = 6.72

Solving for variable 'x'.

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

Add '-6.88' to each side of the equation.
6.88 + -6.88 + -0.04x = 6.72 + -6.88

Combine like terms: 6.88 + -6.88 = 0.00
0.00 + -0.04x = 6.72 + -6.88
-0.04x = 6.72 + -6.88

Combine like terms: 6.72 + -6.88 = -0.16
-0.04x = -0.16

Divide each side by '-0.04'.
x = 4

Simplifying
x = 4

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