3n-2.5(4n-5)=-1.5

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Solution for 3n-2.5(4n-5)=-1.5 equation:


Simplifying
3n + -2.5(4n + -5) = -1.5

Reorder the terms:
3n + -2.5(-5 + 4n) = -1.5
3n + (-5 * -2.5 + 4n * -2.5) = -1.5
3n + (12.5 + -10n) = -1.5

Reorder the terms:
12.5 + 3n + -10n = -1.5

Combine like terms: 3n + -10n = -7n
12.5 + -7n = -1.5

Solving
12.5 + -7n = -1.5

Solving for variable 'n'.

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

Add '-12.5' to each side of the equation.
12.5 + -12.5 + -7n = -1.5 + -12.5

Combine like terms: 12.5 + -12.5 = 0.0
0.0 + -7n = -1.5 + -12.5
-7n = -1.5 + -12.5

Combine like terms: -1.5 + -12.5 = -14
-7n = -14

Divide each side by '-7'.
n = 2

Simplifying
n = 2

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