3-(n-1)=.5(3n-4)

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Solution for 3-(n-1)=.5(3n-4) equation:


Simplifying
3 + -1(n + -1) = 0.5(3n + -4)

Reorder the terms:
3 + -1(-1 + n) = 0.5(3n + -4)
3 + (-1 * -1 + n * -1) = 0.5(3n + -4)
3 + (1 + -1n) = 0.5(3n + -4)

Combine like terms: 3 + 1 = 4
4 + -1n = 0.5(3n + -4)

Reorder the terms:
4 + -1n = 0.5(-4 + 3n)
4 + -1n = (-4 * 0.5 + 3n * 0.5)
4 + -1n = (-2 + 1.5n)

Solving
4 + -1n = -2 + 1.5n

Solving for variable 'n'.

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

Add '-1.5n' to each side of the equation.
4 + -1n + -1.5n = -2 + 1.5n + -1.5n

Combine like terms: -1n + -1.5n = -2.5n
4 + -2.5n = -2 + 1.5n + -1.5n

Combine like terms: 1.5n + -1.5n = 0.0
4 + -2.5n = -2 + 0.0
4 + -2.5n = -2

Add '-4' to each side of the equation.
4 + -4 + -2.5n = -2 + -4

Combine like terms: 4 + -4 = 0
0 + -2.5n = -2 + -4
-2.5n = -2 + -4

Combine like terms: -2 + -4 = -6
-2.5n = -6

Divide each side by '-2.5'.
n = 2.4

Simplifying
n = 2.4

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