(9-4n)-1(7+3n)=

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Solution for (9-4n)-1(7+3n)= equation:


Simplifying
(9 + -4n) + -1(7 + 3n) = 0

Remove parenthesis around (9 + -4n)
9 + -4n + -1(7 + 3n) = 0
9 + -4n + (7 * -1 + 3n * -1) = 0
9 + -4n + (-7 + -3n) = 0

Reorder the terms:
9 + -7 + -4n + -3n = 0

Combine like terms: 9 + -7 = 2
2 + -4n + -3n = 0

Combine like terms: -4n + -3n = -7n
2 + -7n = 0

Solving
2 + -7n = 0

Solving for variable 'n'.

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

Add '-2' to each side of the equation.
2 + -2 + -7n = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -7n = 0 + -2
-7n = 0 + -2

Combine like terms: 0 + -2 = -2
-7n = -2

Divide each side by '-7'.
n = 0.2857142857

Simplifying
n = 0.2857142857

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