-3(-5n-15n)=15(3n-2)

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Solution for -3(-5n-15n)=15(3n-2) equation:


Simplifying
-3(-5n + -15n) = 15(3n + -2)

Combine like terms: -5n + -15n = -20n
-3(-20n) = 15(3n + -2)

Remove parenthesis around (-20n)
-3 * -20n = 15(3n + -2)

Multiply -3 * -20
60n = 15(3n + -2)

Reorder the terms:
60n = 15(-2 + 3n)
60n = (-2 * 15 + 3n * 15)
60n = (-30 + 45n)

Solving
60n = -30 + 45n

Solving for variable 'n'.

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

Add '-45n' to each side of the equation.
60n + -45n = -30 + 45n + -45n

Combine like terms: 60n + -45n = 15n
15n = -30 + 45n + -45n

Combine like terms: 45n + -45n = 0
15n = -30 + 0
15n = -30

Divide each side by '15'.
n = -2

Simplifying
n = -2

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