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

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


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

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

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

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

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

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

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

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

Combine like terms: 14 + 40 = 54
-10n = 54

Divide each side by '-10'.
n = -5.4

Simplifying
n = -5.4

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