-3(4N+5)+3(5N-2)=

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Solution for -3(4N+5)+3(5N-2)= equation:


Simplifying
-3(4N + 5) + 3(5N + -2) = 0

Reorder the terms:
-3(5 + 4N) + 3(5N + -2) = 0
(5 * -3 + 4N * -3) + 3(5N + -2) = 0
(-15 + -12N) + 3(5N + -2) = 0

Reorder the terms:
-15 + -12N + 3(-2 + 5N) = 0
-15 + -12N + (-2 * 3 + 5N * 3) = 0
-15 + -12N + (-6 + 15N) = 0

Reorder the terms:
-15 + -6 + -12N + 15N = 0

Combine like terms: -15 + -6 = -21
-21 + -12N + 15N = 0

Combine like terms: -12N + 15N = 3N
-21 + 3N = 0

Solving
-21 + 3N = 0

Solving for variable 'N'.

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

Add '21' to each side of the equation.
-21 + 21 + 3N = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 3N = 0 + 21
3N = 0 + 21

Combine like terms: 0 + 21 = 21
3N = 21

Divide each side by '3'.
N = 7

Simplifying
N = 7

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