56=3*3+7.9+n

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Solution for 56=3*3+7.9+n equation:


Simplifying
56 = 3 * 3 + 7.9 + n

Multiply 3 * 3
56 = 9 + 7.9 + n

Combine like terms: 9 + 7.9 = 16.9
56 = 16.9 + n

Solving
56 = 16.9 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
56 + -1n = 16.9 + n + -1n

Combine like terms: n + -1n = 0
56 + -1n = 16.9 + 0
56 + -1n = 16.9

Add '-56' to each side of the equation.
56 + -56 + -1n = 16.9 + -56

Combine like terms: 56 + -56 = 0
0 + -1n = 16.9 + -56
-1n = 16.9 + -56

Combine like terms: 16.9 + -56 = -39.1
-1n = -39.1

Divide each side by '-1'.
n = 39.1

Simplifying
n = 39.1

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