3(n-5)=3(-3n)

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


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

Reorder the terms:
3(-5 + n) = 3(-3n)
(-5 * 3 + n * 3) = 3(-3n)
(-15 + 3n) = 3(-3n)

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

Multiply 3 * -3
-15 + 3n = -9n

Solving
-15 + 3n = -9n

Solving for variable 'n'.

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

Add '9n' to each side of the equation.
-15 + 3n + 9n = -9n + 9n

Combine like terms: 3n + 9n = 12n
-15 + 12n = -9n + 9n

Combine like terms: -9n + 9n = 0
-15 + 12n = 0

Add '15' to each side of the equation.
-15 + 15 + 12n = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 12n = 0 + 15
12n = 0 + 15

Combine like terms: 0 + 15 = 15
12n = 15

Divide each side by '12'.
n = 1.25

Simplifying
n = 1.25

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