-4-5n=-7-3(1+2n)

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Solution for -4-5n=-7-3(1+2n) equation:


Simplifying
-4 + -5n = -7 + -3(1 + 2n)
-4 + -5n = -7 + (1 * -3 + 2n * -3)
-4 + -5n = -7 + (-3 + -6n)

Combine like terms: -7 + -3 = -10
-4 + -5n = -10 + -6n

Solving
-4 + -5n = -10 + -6n

Solving for variable 'n'.

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

Add '6n' to each side of the equation.
-4 + -5n + 6n = -10 + -6n + 6n

Combine like terms: -5n + 6n = 1n
-4 + 1n = -10 + -6n + 6n

Combine like terms: -6n + 6n = 0
-4 + 1n = -10 + 0
-4 + 1n = -10

Add '4' to each side of the equation.
-4 + 4 + 1n = -10 + 4

Combine like terms: -4 + 4 = 0
0 + 1n = -10 + 4
1n = -10 + 4

Combine like terms: -10 + 4 = -6
1n = -6

Divide each side by '1'.
n = -6

Simplifying
n = -6

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