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

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


Simplifying
3n + -9(-4 + -7n) = 0
3n + (-4 * -9 + -7n * -9) = 0
3n + (36 + 63n) = 0

Reorder the terms:
36 + 3n + 63n = 0

Combine like terms: 3n + 63n = 66n
36 + 66n = 0

Solving
36 + 66n = 0

Solving for variable 'n'.

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

Add '-36' to each side of the equation.
36 + -36 + 66n = 0 + -36

Combine like terms: 36 + -36 = 0
0 + 66n = 0 + -36
66n = 0 + -36

Combine like terms: 0 + -36 = -36
66n = -36

Divide each side by '66'.
n = -0.5454545455

Simplifying
n = -0.5454545455

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