4n-4=9n+90

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Solution for 4n-4=9n+90 equation:


Simplifying
4n + -4 = 9n + 90

Reorder the terms:
-4 + 4n = 9n + 90

Reorder the terms:
-4 + 4n = 90 + 9n

Solving
-4 + 4n = 90 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
-4 + 4n + -9n = 90 + 9n + -9n

Combine like terms: 4n + -9n = -5n
-4 + -5n = 90 + 9n + -9n

Combine like terms: 9n + -9n = 0
-4 + -5n = 90 + 0
-4 + -5n = 90

Add '4' to each side of the equation.
-4 + 4 + -5n = 90 + 4

Combine like terms: -4 + 4 = 0
0 + -5n = 90 + 4
-5n = 90 + 4

Combine like terms: 90 + 4 = 94
-5n = 94

Divide each side by '-5'.
n = -18.8

Simplifying
n = -18.8

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