3n+7=-2(n+8)

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Solution for 3n+7=-2(n+8) equation:


Simplifying
3n + 7 = -2(n + 8)

Reorder the terms:
7 + 3n = -2(n + 8)

Reorder the terms:
7 + 3n = -2(8 + n)
7 + 3n = (8 * -2 + n * -2)
7 + 3n = (-16 + -2n)

Solving
7 + 3n = -16 + -2n

Solving for variable 'n'.

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

Add '2n' to each side of the equation.
7 + 3n + 2n = -16 + -2n + 2n

Combine like terms: 3n + 2n = 5n
7 + 5n = -16 + -2n + 2n

Combine like terms: -2n + 2n = 0
7 + 5n = -16 + 0
7 + 5n = -16

Add '-7' to each side of the equation.
7 + -7 + 5n = -16 + -7

Combine like terms: 7 + -7 = 0
0 + 5n = -16 + -7
5n = -16 + -7

Combine like terms: -16 + -7 = -23
5n = -23

Divide each side by '5'.
n = -4.6

Simplifying
n = -4.6

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