7n-3=4+12

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Solution for 7n-3=4+12 equation:


Simplifying
7n + -3 = 4 + 12

Reorder the terms:
-3 + 7n = 4 + 12

Combine like terms: 4 + 12 = 16
-3 + 7n = 16

Solving
-3 + 7n = 16

Solving for variable 'n'.

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

Add '3' to each side of the equation.
-3 + 3 + 7n = 16 + 3

Combine like terms: -3 + 3 = 0
0 + 7n = 16 + 3
7n = 16 + 3

Combine like terms: 16 + 3 = 19
7n = 19

Divide each side by '7'.
n = 2.714285714

Simplifying
n = 2.714285714

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