7*n+210=400

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Solution for 7*n+210=400 equation: 


Simplifying
7n + 210 = 400

Reorder the terms:
210 + 7n = 400

Solving
210 + 7n = 400

Solving for variable 'n'.

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

Add '-210' to each side of the equation.
210 + -210 + 7n = 400 + -210

Combine like terms: 210 + -210 = 0
0 + 7n = 400 + -210
7n = 400 + -210

Combine like terms: 400 + -210 = 190
7n = 190

Divide each side by '7'.
n = 27.14285714

Simplifying
n = 27.14285714

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