-9n+5(2+6n)=-7n-18

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Solution for -9n+5(2+6n)=-7n-18 equation:


Simplifying
-9n + 5(2 + 6n) = -7n + -18
-9n + (2 * 5 + 6n * 5) = -7n + -18
-9n + (10 + 30n) = -7n + -18

Reorder the terms:
10 + -9n + 30n = -7n + -18

Combine like terms: -9n + 30n = 21n
10 + 21n = -7n + -18

Reorder the terms:
10 + 21n = -18 + -7n

Solving
10 + 21n = -18 + -7n

Solving for variable 'n'.

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

Add '7n' to each side of the equation.
10 + 21n + 7n = -18 + -7n + 7n

Combine like terms: 21n + 7n = 28n
10 + 28n = -18 + -7n + 7n

Combine like terms: -7n + 7n = 0
10 + 28n = -18 + 0
10 + 28n = -18

Add '-10' to each side of the equation.
10 + -10 + 28n = -18 + -10

Combine like terms: 10 + -10 = 0
0 + 28n = -18 + -10
28n = -18 + -10

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

Divide each side by '28'.
n = -1

Simplifying
n = -1

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