3n+6(1040-n)=5400

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Solution for 3n+6(1040-n)=5400 equation:


Simplifying
3n + 6(1040 + -1n) = 5400
3n + (1040 * 6 + -1n * 6) = 5400
3n + (6240 + -6n) = 5400

Reorder the terms:
6240 + 3n + -6n = 5400

Combine like terms: 3n + -6n = -3n
6240 + -3n = 5400

Solving
6240 + -3n = 5400

Solving for variable 'n'.

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

Add '-6240' to each side of the equation.
6240 + -6240 + -3n = 5400 + -6240

Combine like terms: 6240 + -6240 = 0
0 + -3n = 5400 + -6240
-3n = 5400 + -6240

Combine like terms: 5400 + -6240 = -840
-3n = -840

Divide each side by '-3'.
n = 280

Simplifying
n = 280

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