2-2(n-2)-3n=21+7

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Solution for 2-2(n-2)-3n=21+7 equation:


Simplifying
2 + -2(n + -2) + -3n = 21 + 7

Reorder the terms:
2 + -2(-2 + n) + -3n = 21 + 7
2 + (-2 * -2 + n * -2) + -3n = 21 + 7
2 + (4 + -2n) + -3n = 21 + 7

Combine like terms: 2 + 4 = 6
6 + -2n + -3n = 21 + 7

Combine like terms: -2n + -3n = -5n
6 + -5n = 21 + 7

Combine like terms: 21 + 7 = 28
6 + -5n = 28

Solving
6 + -5n = 28

Solving for variable 'n'.

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

Add '-6' to each side of the equation.
6 + -6 + -5n = 28 + -6

Combine like terms: 6 + -6 = 0
0 + -5n = 28 + -6
-5n = 28 + -6

Combine like terms: 28 + -6 = 22
-5n = 22

Divide each side by '-5'.
n = -4.4

Simplifying
n = -4.4

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