56-19n-21+7n=-1

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Solution for 56-19n-21+7n=-1 equation:


Simplifying
56 + -19n + -21 + 7n = -1

Reorder the terms:
56 + -21 + -19n + 7n = -1

Combine like terms: 56 + -21 = 35
35 + -19n + 7n = -1

Combine like terms: -19n + 7n = -12n
35 + -12n = -1

Solving
35 + -12n = -1

Solving for variable 'n'.

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

Add '-35' to each side of the equation.
35 + -35 + -12n = -1 + -35

Combine like terms: 35 + -35 = 0
0 + -12n = -1 + -35
-12n = -1 + -35

Combine like terms: -1 + -35 = -36
-12n = -36

Divide each side by '-12'.
n = 3

Simplifying
n = 3

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