-4n-40=-2(7n+5)

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Solution for -4n-40=-2(7n+5) equation:


Simplifying
-4n + -40 = -2(7n + 5)

Reorder the terms:
-40 + -4n = -2(7n + 5)

Reorder the terms:
-40 + -4n = -2(5 + 7n)
-40 + -4n = (5 * -2 + 7n * -2)
-40 + -4n = (-10 + -14n)

Solving
-40 + -4n = -10 + -14n

Solving for variable 'n'.

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

Add '14n' to each side of the equation.
-40 + -4n + 14n = -10 + -14n + 14n

Combine like terms: -4n + 14n = 10n
-40 + 10n = -10 + -14n + 14n

Combine like terms: -14n + 14n = 0
-40 + 10n = -10 + 0
-40 + 10n = -10

Add '40' to each side of the equation.
-40 + 40 + 10n = -10 + 40

Combine like terms: -40 + 40 = 0
0 + 10n = -10 + 40
10n = -10 + 40

Combine like terms: -10 + 40 = 30
10n = 30

Divide each side by '10'.
n = 3

Simplifying
n = 3

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