(3x+9)+(5x-25)=180

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Solution for (3x+9)+(5x-25)=180 equation:


Simplifying
(3x + 9) + (5x + -25) = 180

Reorder the terms:
(9 + 3x) + (5x + -25) = 180

Remove parenthesis around (9 + 3x)
9 + 3x + (5x + -25) = 180

Reorder the terms:
9 + 3x + (-25 + 5x) = 180

Remove parenthesis around (-25 + 5x)
9 + 3x + -25 + 5x = 180

Reorder the terms:
9 + -25 + 3x + 5x = 180

Combine like terms: 9 + -25 = -16
-16 + 3x + 5x = 180

Combine like terms: 3x + 5x = 8x
-16 + 8x = 180

Solving
-16 + 8x = 180

Solving for variable 'x'.

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

Add '16' to each side of the equation.
-16 + 16 + 8x = 180 + 16

Combine like terms: -16 + 16 = 0
0 + 8x = 180 + 16
8x = 180 + 16

Combine like terms: 180 + 16 = 196
8x = 196

Divide each side by '8'.
x = 24.5

Simplifying
x = 24.5

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