-43+7n=2(10n-2)

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Solution for -43+7n=2(10n-2) equation:


Simplifying
-43 + 7n = 2(10n + -2)

Reorder the terms:
-43 + 7n = 2(-2 + 10n)
-43 + 7n = (-2 * 2 + 10n * 2)
-43 + 7n = (-4 + 20n)

Solving
-43 + 7n = -4 + 20n

Solving for variable 'n'.

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

Add '-20n' to each side of the equation.
-43 + 7n + -20n = -4 + 20n + -20n

Combine like terms: 7n + -20n = -13n
-43 + -13n = -4 + 20n + -20n

Combine like terms: 20n + -20n = 0
-43 + -13n = -4 + 0
-43 + -13n = -4

Add '43' to each side of the equation.
-43 + 43 + -13n = -4 + 43

Combine like terms: -43 + 43 = 0
0 + -13n = -4 + 43
-13n = -4 + 43

Combine like terms: -4 + 43 = 39
-13n = 39

Divide each side by '-13'.
n = -3

Simplifying
n = -3

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