10(n+1)=-2(2n+9)

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Solution for 10(n+1)=-2(2n+9) equation:


Simplifying
10(n + 1) = -2(2n + 9)

Reorder the terms:
10(1 + n) = -2(2n + 9)
(1 * 10 + n * 10) = -2(2n + 9)
(10 + 10n) = -2(2n + 9)

Reorder the terms:
10 + 10n = -2(9 + 2n)
10 + 10n = (9 * -2 + 2n * -2)
10 + 10n = (-18 + -4n)

Solving
10 + 10n = -18 + -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.
10 + 10n + 4n = -18 + -4n + 4n

Combine like terms: 10n + 4n = 14n
10 + 14n = -18 + -4n + 4n

Combine like terms: -4n + 4n = 0
10 + 14n = -18 + 0
10 + 14n = -18

Add '-10' to each side of the equation.
10 + -10 + 14n = -18 + -10

Combine like terms: 10 + -10 = 0
0 + 14n = -18 + -10
14n = -18 + -10

Combine like terms: -18 + -10 = -28
14n = -28

Divide each side by '14'.
n = -2

Simplifying
n = -2

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