-2n-5-7n=4

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Solution for -2n-5-7n=4 equation:


Simplifying
-2n + -5 + -7n = 4

Reorder the terms:
-5 + -2n + -7n = 4

Combine like terms: -2n + -7n = -9n
-5 + -9n = 4

Solving
-5 + -9n = 4

Solving for variable 'n'.

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

Add '5' to each side of the equation.
-5 + 5 + -9n = 4 + 5

Combine like terms: -5 + 5 = 0
0 + -9n = 4 + 5
-9n = 4 + 5

Combine like terms: 4 + 5 = 9
-9n = 9

Divide each side by '-9'.
n = -1

Simplifying
n = -1

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