2x+(x+9)=153

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Solution for 2x+(x+9)=153 equation:


Simplifying
2x + (x + 9) = 153

Reorder the terms:
2x + (9 + x) = 153

Remove parenthesis around (9 + x)
2x + 9 + x = 153

Reorder the terms:
9 + 2x + x = 153

Combine like terms: 2x + x = 3x
9 + 3x = 153

Solving
9 + 3x = 153

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 + 3x = 153 + -9

Combine like terms: 9 + -9 = 0
0 + 3x = 153 + -9
3x = 153 + -9

Combine like terms: 153 + -9 = 144
3x = 144

Divide each side by '3'.
x = 48

Simplifying
x = 48

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