0.4n-1*7=5

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Solution for 0.4n-1*7=5 equation: 


Simplifying
0.4n + -1 * 7 = 5

Multiply -1 * 7
0.4n + -7 = 5

Reorder the terms:
-7 + 0.4n = 5

Solving
-7 + 0.4n = 5

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 0.4n = 5 + 7

Combine like terms: -7 + 7 = 0
0 + 0.4n = 5 + 7
0.4n = 5 + 7

Combine like terms: 5 + 7 = 12
0.4n = 12

Divide each side by '0.4'.
n = 30

Simplifying
n = 30

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