-5n-25=-7(3+n)

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Solution for -5n-25=-7(3+n) equation:


Simplifying
-5n + -25 = -7(3 + n)

Reorder the terms:
-25 + -5n = -7(3 + n)
-25 + -5n = (3 * -7 + n * -7)
-25 + -5n = (-21 + -7n)

Solving
-25 + -5n = -21 + -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.
-25 + -5n + 7n = -21 + -7n + 7n

Combine like terms: -5n + 7n = 2n
-25 + 2n = -21 + -7n + 7n

Combine like terms: -7n + 7n = 0
-25 + 2n = -21 + 0
-25 + 2n = -21

Add '25' to each side of the equation.
-25 + 25 + 2n = -21 + 25

Combine like terms: -25 + 25 = 0
0 + 2n = -21 + 25
2n = -21 + 25

Combine like terms: -21 + 25 = 4
2n = 4

Divide each side by '2'.
n = 2

Simplifying
n = 2

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