-15-3n=-5-2(1+2n)

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Solution for -15-3n=-5-2(1+2n) equation:


Simplifying
-15 + -3n = -5 + -2(1 + 2n)
-15 + -3n = -5 + (1 * -2 + 2n * -2)
-15 + -3n = -5 + (-2 + -4n)

Combine like terms: -5 + -2 = -7
-15 + -3n = -7 + -4n

Solving
-15 + -3n = -7 + -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.
-15 + -3n + 4n = -7 + -4n + 4n

Combine like terms: -3n + 4n = 1n
-15 + 1n = -7 + -4n + 4n

Combine like terms: -4n + 4n = 0
-15 + 1n = -7 + 0
-15 + 1n = -7

Add '15' to each side of the equation.
-15 + 15 + 1n = -7 + 15

Combine like terms: -15 + 15 = 0
0 + 1n = -7 + 15
1n = -7 + 15

Combine like terms: -7 + 15 = 8
1n = 8

Divide each side by '1'.
n = 8

Simplifying
n = 8

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