3-(3n-7)=43

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Solution for 3-(3n-7)=43 equation:


Simplifying
3 + -1(3n + -7) = 43

Reorder the terms:
3 + -1(-7 + 3n) = 43
3 + (-7 * -1 + 3n * -1) = 43
3 + (7 + -3n) = 43

Combine like terms: 3 + 7 = 10
10 + -3n = 43

Solving
10 + -3n = 43

Solving for variable 'n'.

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

Add '-10' to each side of the equation.
10 + -10 + -3n = 43 + -10

Combine like terms: 10 + -10 = 0
0 + -3n = 43 + -10
-3n = 43 + -10

Combine like terms: 43 + -10 = 33
-3n = 33

Divide each side by '-3'.
n = -11

Simplifying
n = -11

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