(388-n)=(n*0.15)+(n*0.09)+(n*0.70)

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Solution for (388-n)=(n*0.15)+(n*0.09)+(n*0.70) equation:


Simplifying
(388 + -1n) = (n * 0.15) + (n * 0.09) + (n * 0.70)

Remove parenthesis around (388 + -1n)
388 + -1n = (n * 0.15) + (n * 0.09) + (n * 0.70)

Reorder the terms for easier multiplication:
388 + -1n = (0.15n) + (n * 0.09) + (n * 0.70)

Reorder the terms for easier multiplication:
388 + -1n = (0.15n) + (0.09n) + (n * 0.70)

Reorder the terms for easier multiplication:
388 + -1n = (0.15n) + (0.09n) + (0.70n)

Combine like terms: (0.15n) + (0.09n) = 0.24n
388 + -1n = 0.24n + (0.70n)

Combine like terms: 0.24n + (0.70n) = 0.94n
388 + -1n = 0.94n

Solving
388 + -1n = 0.94n

Solving for variable 'n'.

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

Add '-0.94n' to each side of the equation.
388 + -1n + -0.94n = 0.94n + -0.94n

Combine like terms: -1n + -0.94n = -1.94n
388 + -1.94n = 0.94n + -0.94n

Combine like terms: 0.94n + -0.94n = 0.00
388 + -1.94n = 0.00

Add '-388' to each side of the equation.
388 + -388 + -1.94n = 0.00 + -388

Combine like terms: 388 + -388 = 0
0 + -1.94n = 0.00 + -388
-1.94n = 0.00 + -388

Combine like terms: 0.00 + -388 = -388
-1.94n = -388

Divide each side by '-1.94'.
n = 200

Simplifying
n = 200

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