4=(1n-2n)+5*5

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Solution for 4=(1n-2n)+5*5 equation:


Simplifying
4 = (1n + -2n) + 5 * 5

Combine like terms: 1n + -2n = -1n
4 = (-1n) + 5 * 5
4 = (-1n) + 5 * 5

Multiply 5 * 5
4 = (-1n) + 25

Reorder the terms:
4 = 25 + (-1n)

Solving
4 = 25 + (-1n)

Solving for variable 'n'.

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

Add '(n)' to each side of the equation.
4 + (n) = 25 + (-1n) + (n)
4 + n = 25 + (-1n) + (n)
4 + n = 25 + (-1n) + n

Combine like terms: (-1n) + n = 0
4 + n = 25 + 0
4 + n = 25

Add '-4' to each side of the equation.
4 + -4 + n = 25 + -4

Combine like terms: 4 + -4 = 0
0 + n = 25 + -4
n = 25 + -4

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

Simplifying
n = 21

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