-(1+5n)+4=-7+4(n+7)

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Solution for -(1+5n)+4=-7+4(n+7) equation:


Simplifying
-1(1 + 5n) + 4 = -7 + 4(n + 7)
(1 * -1 + 5n * -1) + 4 = -7 + 4(n + 7)
(-1 + -5n) + 4 = -7 + 4(n + 7)

Reorder the terms:
-1 + 4 + -5n = -7 + 4(n + 7)

Combine like terms: -1 + 4 = 3
3 + -5n = -7 + 4(n + 7)

Reorder the terms:
3 + -5n = -7 + 4(7 + n)
3 + -5n = -7 + (7 * 4 + n * 4)
3 + -5n = -7 + (28 + 4n)

Combine like terms: -7 + 28 = 21
3 + -5n = 21 + 4n

Solving
3 + -5n = 21 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
3 + -5n + -4n = 21 + 4n + -4n

Combine like terms: -5n + -4n = -9n
3 + -9n = 21 + 4n + -4n

Combine like terms: 4n + -4n = 0
3 + -9n = 21 + 0
3 + -9n = 21

Add '-3' to each side of the equation.
3 + -3 + -9n = 21 + -3

Combine like terms: 3 + -3 = 0
0 + -9n = 21 + -3
-9n = 21 + -3

Combine like terms: 21 + -3 = 18
-9n = 18

Divide each side by '-9'.
n = -2

Simplifying
n = -2

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