7(-3n-4)=-91

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Solution for 7(-3n-4)=-91 equation:


Simplifying
7(-3n + -4) = -91

Reorder the terms:
7(-4 + -3n) = -91
(-4 * 7 + -3n * 7) = -91
(-28 + -21n) = -91

Solving
-28 + -21n = -91

Solving for variable 'n'.

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

Add '28' to each side of the equation.
-28 + 28 + -21n = -91 + 28

Combine like terms: -28 + 28 = 0
0 + -21n = -91 + 28
-21n = -91 + 28

Combine like terms: -91 + 28 = -63
-21n = -63

Divide each side by '-21'.
n = 3

Simplifying
n = 3

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