2(5n-1)=7(n+1)

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Solution for 2(5n-1)=7(n+1) equation:


Simplifying
2(5n + -1) = 7(n + 1)

Reorder the terms:
2(-1 + 5n) = 7(n + 1)
(-1 * 2 + 5n * 2) = 7(n + 1)
(-2 + 10n) = 7(n + 1)

Reorder the terms:
-2 + 10n = 7(1 + n)
-2 + 10n = (1 * 7 + n * 7)
-2 + 10n = (7 + 7n)

Solving
-2 + 10n = 7 + 7n

Solving for variable 'n'.

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

Add '-7n' to each side of the equation.
-2 + 10n + -7n = 7 + 7n + -7n

Combine like terms: 10n + -7n = 3n
-2 + 3n = 7 + 7n + -7n

Combine like terms: 7n + -7n = 0
-2 + 3n = 7 + 0
-2 + 3n = 7

Add '2' to each side of the equation.
-2 + 2 + 3n = 7 + 2

Combine like terms: -2 + 2 = 0
0 + 3n = 7 + 2
3n = 7 + 2

Combine like terms: 7 + 2 = 9
3n = 9

Divide each side by '3'.
n = 3

Simplifying
n = 3

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