-2n-7(7+4n)=-109

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Solution for -2n-7(7+4n)=-109 equation:


Simplifying
-2n + -7(7 + 4n) = -109
-2n + (7 * -7 + 4n * -7) = -109
-2n + (-49 + -28n) = -109

Reorder the terms:
-49 + -2n + -28n = -109

Combine like terms: -2n + -28n = -30n
-49 + -30n = -109

Solving
-49 + -30n = -109

Solving for variable 'n'.

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

Add '49' to each side of the equation.
-49 + 49 + -30n = -109 + 49

Combine like terms: -49 + 49 = 0
0 + -30n = -109 + 49
-30n = -109 + 49

Combine like terms: -109 + 49 = -60
-30n = -60

Divide each side by '-30'.
n = 2

Simplifying
n = 2

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