9x-45+4x-16=4

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Solution for 9x-45+4x-16=4 equation:


Simplifying
9x + -45 + 4x + -16 = 4

Reorder the terms:
-45 + -16 + 9x + 4x = 4

Combine like terms: -45 + -16 = -61
-61 + 9x + 4x = 4

Combine like terms: 9x + 4x = 13x
-61 + 13x = 4

Solving
-61 + 13x = 4

Solving for variable 'x'.

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

Add '61' to each side of the equation.
-61 + 61 + 13x = 4 + 61

Combine like terms: -61 + 61 = 0
0 + 13x = 4 + 61
13x = 4 + 61

Combine like terms: 4 + 61 = 65
13x = 65

Divide each side by '13'.
x = 5

Simplifying
x = 5

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