-2n-9=-7n-4(-1+2n)

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Solution for -2n-9=-7n-4(-1+2n) equation:


Simplifying
-2n + -9 = -7n + -4(-1 + 2n)

Reorder the terms:
-9 + -2n = -7n + -4(-1 + 2n)
-9 + -2n = -7n + (-1 * -4 + 2n * -4)
-9 + -2n = -7n + (4 + -8n)

Reorder the terms:
-9 + -2n = 4 + -7n + -8n

Combine like terms: -7n + -8n = -15n
-9 + -2n = 4 + -15n

Solving
-9 + -2n = 4 + -15n

Solving for variable 'n'.

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

Add '15n' to each side of the equation.
-9 + -2n + 15n = 4 + -15n + 15n

Combine like terms: -2n + 15n = 13n
-9 + 13n = 4 + -15n + 15n

Combine like terms: -15n + 15n = 0
-9 + 13n = 4 + 0
-9 + 13n = 4

Add '9' to each side of the equation.
-9 + 9 + 13n = 4 + 9

Combine like terms: -9 + 9 = 0
0 + 13n = 4 + 9
13n = 4 + 9

Combine like terms: 4 + 9 = 13
13n = 13

Divide each side by '13'.
n = 1

Simplifying
n = 1

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