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

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


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

Reorder the terms:
-1 + -2(-1 + 7n) = -5(2 + 5n)
-1 + (-1 * -2 + 7n * -2) = -5(2 + 5n)
-1 + (2 + -14n) = -5(2 + 5n)

Combine like terms: -1 + 2 = 1
1 + -14n = -5(2 + 5n)
1 + -14n = (2 * -5 + 5n * -5)
1 + -14n = (-10 + -25n)

Solving
1 + -14n = -10 + -25n

Solving for variable 'n'.

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

Add '25n' to each side of the equation.
1 + -14n + 25n = -10 + -25n + 25n

Combine like terms: -14n + 25n = 11n
1 + 11n = -10 + -25n + 25n

Combine like terms: -25n + 25n = 0
1 + 11n = -10 + 0
1 + 11n = -10

Add '-1' to each side of the equation.
1 + -1 + 11n = -10 + -1

Combine like terms: 1 + -1 = 0
0 + 11n = -10 + -1
11n = -10 + -1

Combine like terms: -10 + -1 = -11
11n = -11

Divide each side by '11'.
n = -1

Simplifying
n = -1

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