5(-2+5n)-2(n-1)=-54

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Solution for 5(-2+5n)-2(n-1)=-54 equation:


Simplifying
5(-2 + 5n) + -2(n + -1) = -54
(-2 * 5 + 5n * 5) + -2(n + -1) = -54
(-10 + 25n) + -2(n + -1) = -54

Reorder the terms:
-10 + 25n + -2(-1 + n) = -54
-10 + 25n + (-1 * -2 + n * -2) = -54
-10 + 25n + (2 + -2n) = -54

Reorder the terms:
-10 + 2 + 25n + -2n = -54

Combine like terms: -10 + 2 = -8
-8 + 25n + -2n = -54

Combine like terms: 25n + -2n = 23n
-8 + 23n = -54

Solving
-8 + 23n = -54

Solving for variable 'n'.

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

Add '8' to each side of the equation.
-8 + 8 + 23n = -54 + 8

Combine like terms: -8 + 8 = 0
0 + 23n = -54 + 8
23n = -54 + 8

Combine like terms: -54 + 8 = -46
23n = -46

Divide each side by '23'.
n = -2

Simplifying
n = -2

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