4(n+9)-7(n-8)=83

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Solution for 4(n+9)-7(n-8)=83 equation:


Simplifying
4(n + 9) + -7(n + -8) = 83

Reorder the terms:
4(9 + n) + -7(n + -8) = 83
(9 * 4 + n * 4) + -7(n + -8) = 83
(36 + 4n) + -7(n + -8) = 83

Reorder the terms:
36 + 4n + -7(-8 + n) = 83
36 + 4n + (-8 * -7 + n * -7) = 83
36 + 4n + (56 + -7n) = 83

Reorder the terms:
36 + 56 + 4n + -7n = 83

Combine like terms: 36 + 56 = 92
92 + 4n + -7n = 83

Combine like terms: 4n + -7n = -3n
92 + -3n = 83

Solving
92 + -3n = 83

Solving for variable 'n'.

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

Add '-92' to each side of the equation.
92 + -92 + -3n = 83 + -92

Combine like terms: 92 + -92 = 0
0 + -3n = 83 + -92
-3n = 83 + -92

Combine like terms: 83 + -92 = -9
-3n = -9

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

Simplifying
n = 3

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