0.4(20n-7.8)=14.2

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Solution for 0.4(20n-7.8)=14.2 equation:


Simplifying
0.4(20n + -7.8) = 14.2

Reorder the terms:
0.4(-7.8 + 20n) = 14.2
(-7.8 * 0.4 + 20n * 0.4) = 14.2
(-3.12 + 8n) = 14.2

Solving
-3.12 + 8n = 14.2

Solving for variable 'n'.

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

Add '3.12' to each side of the equation.
-3.12 + 3.12 + 8n = 14.2 + 3.12

Combine like terms: -3.12 + 3.12 = 0.00
0.00 + 8n = 14.2 + 3.12
8n = 14.2 + 3.12

Combine like terms: 14.2 + 3.12 = 17.32
8n = 17.32

Divide each side by '8'.
n = 2.165

Simplifying
n = 2.165

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