115=7+2(7n+5)

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Solution for 115=7+2(7n+5) equation:


Simplifying
115 = 7 + 2(7n + 5)

Reorder the terms:
115 = 7 + 2(5 + 7n)
115 = 7 + (5 * 2 + 7n * 2)
115 = 7 + (10 + 14n)

Combine like terms: 7 + 10 = 17
115 = 17 + 14n

Solving
115 = 17 + 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.
115 + -14n = 17 + 14n + -14n

Combine like terms: 14n + -14n = 0
115 + -14n = 17 + 0
115 + -14n = 17

Add '-115' to each side of the equation.
115 + -115 + -14n = 17 + -115

Combine like terms: 115 + -115 = 0
0 + -14n = 17 + -115
-14n = 17 + -115

Combine like terms: 17 + -115 = -98
-14n = -98

Divide each side by '-14'.
n = 7

Simplifying
n = 7

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