5(n-9)+4(n+8)=88

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Solution for 5(n-9)+4(n+8)=88 equation:


Simplifying
5(n + -9) + 4(n + 8) = 88

Reorder the terms:
5(-9 + n) + 4(n + 8) = 88
(-9 * 5 + n * 5) + 4(n + 8) = 88
(-45 + 5n) + 4(n + 8) = 88

Reorder the terms:
-45 + 5n + 4(8 + n) = 88
-45 + 5n + (8 * 4 + n * 4) = 88
-45 + 5n + (32 + 4n) = 88

Reorder the terms:
-45 + 32 + 5n + 4n = 88

Combine like terms: -45 + 32 = -13
-13 + 5n + 4n = 88

Combine like terms: 5n + 4n = 9n
-13 + 9n = 88

Solving
-13 + 9n = 88

Solving for variable 'n'.

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

Add '13' to each side of the equation.
-13 + 13 + 9n = 88 + 13

Combine like terms: -13 + 13 = 0
0 + 9n = 88 + 13
9n = 88 + 13

Combine like terms: 88 + 13 = 101
9n = 101

Divide each side by '9'.
n = 11.22222222

Simplifying
n = 11.22222222

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