8n-21=43

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Solution for 8n-21=43 equation: 


Simplifying
8n + -21 = 43

Reorder the terms:
-21 + 8n = 43

Solving
-21 + 8n = 43

Solving for variable 'n'.

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

Add '21' to each side of the equation.
-21 + 21 + 8n = 43 + 21

Combine like terms: -21 + 21 = 0
0 + 8n = 43 + 21
8n = 43 + 21

Combine like terms: 43 + 21 = 64
8n = 64

Divide each side by '8'.
n = 8

Simplifying
n = 8

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