7(3-3n)-4=185

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Solution for 7(3-3n)-4=185 equation:


Simplifying
7(3 + -3n) + -4 = 185
(3 * 7 + -3n * 7) + -4 = 185
(21 + -21n) + -4 = 185

Reorder the terms:
21 + -4 + -21n = 185

Combine like terms: 21 + -4 = 17
17 + -21n = 185

Solving
17 + -21n = 185

Solving for variable 'n'.

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

Add '-17' to each side of the equation.
17 + -17 + -21n = 185 + -17

Combine like terms: 17 + -17 = 0
0 + -21n = 185 + -17
-21n = 185 + -17

Combine like terms: 185 + -17 = 168
-21n = 168

Divide each side by '-21'.
n = -8

Simplifying
n = -8

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