1.3*7+n=81

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Solution for 1.3*7+n=81 equation: 


Simplifying
1.3 * 7 + n = 81

Multiply 1.3 * 7
9.1 + n = 81

Solving
9.1 + n = 81

Solving for variable 'n'.

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

Add '-9.1' to each side of the equation.
9.1 + -9.1 + n = 81 + -9.1

Combine like terms: 9.1 + -9.1 = 0.0
0.0 + n = 81 + -9.1
n = 81 + -9.1

Combine like terms: 81 + -9.1 = 71.9
n = 71.9

Simplifying
n = 71.9

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