4(-n+3)+5(-5n-6)=69

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Solution for 4(-n+3)+5(-5n-6)=69 equation:


Simplifying
4(-1n + 3) + 5(-5n + -6) = 69

Reorder the terms:
4(3 + -1n) + 5(-5n + -6) = 69
(3 * 4 + -1n * 4) + 5(-5n + -6) = 69
(12 + -4n) + 5(-5n + -6) = 69

Reorder the terms:
12 + -4n + 5(-6 + -5n) = 69
12 + -4n + (-6 * 5 + -5n * 5) = 69
12 + -4n + (-30 + -25n) = 69

Reorder the terms:
12 + -30 + -4n + -25n = 69

Combine like terms: 12 + -30 = -18
-18 + -4n + -25n = 69

Combine like terms: -4n + -25n = -29n
-18 + -29n = 69

Solving
-18 + -29n = 69

Solving for variable 'n'.

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

Add '18' to each side of the equation.
-18 + 18 + -29n = 69 + 18

Combine like terms: -18 + 18 = 0
0 + -29n = 69 + 18
-29n = 69 + 18

Combine like terms: 69 + 18 = 87
-29n = 87

Divide each side by '-29'.
n = -3

Simplifying
n = -3

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