3x+(2x+9)=168

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Solution for 3x+(2x+9)=168 equation:


Simplifying
3x + (2x + 9) = 168

Reorder the terms:
3x + (9 + 2x) = 168

Remove parenthesis around (9 + 2x)
3x + 9 + 2x = 168

Reorder the terms:
9 + 3x + 2x = 168

Combine like terms: 3x + 2x = 5x
9 + 5x = 168

Solving
9 + 5x = 168

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 5x = 168 + -9

Combine like terms: 9 + -9 = 0
0 + 5x = 168 + -9
5x = 168 + -9

Combine like terms: 168 + -9 = 159
5x = 159

Divide each side by '5'.
x = 31.8

Simplifying
x = 31.8

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