-(n+3)-8(n-6)=-18

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Solution for -(n+3)-8(n-6)=-18 equation:


Simplifying
-1(n + 3) + -8(n + -6) = -18

Reorder the terms:
-1(3 + n) + -8(n + -6) = -18
(3 * -1 + n * -1) + -8(n + -6) = -18
(-3 + -1n) + -8(n + -6) = -18

Reorder the terms:
-3 + -1n + -8(-6 + n) = -18
-3 + -1n + (-6 * -8 + n * -8) = -18
-3 + -1n + (48 + -8n) = -18

Reorder the terms:
-3 + 48 + -1n + -8n = -18

Combine like terms: -3 + 48 = 45
45 + -1n + -8n = -18

Combine like terms: -1n + -8n = -9n
45 + -9n = -18

Solving
45 + -9n = -18

Solving for variable 'n'.

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

Add '-45' to each side of the equation.
45 + -45 + -9n = -18 + -45

Combine like terms: 45 + -45 = 0
0 + -9n = -18 + -45
-9n = -18 + -45

Combine like terms: -18 + -45 = -63
-9n = -63

Divide each side by '-9'.
n = 7

Simplifying
n = 7

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