2x+4+5=18

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Solution for 2x+4+5=18 equation: 


Simplifying
2x + 4 + 5 = 18

Reorder the terms:
4 + 5 + 2x = 18

Combine like terms: 4 + 5 = 9
9 + 2x = 18

Solving
9 + 2x = 18

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 + 2x = 18 + -9

Combine like terms: 9 + -9 = 0
0 + 2x = 18 + -9
2x = 18 + -9

Combine like terms: 18 + -9 = 9
2x = 9

Divide each side by '2'.
x = 4.5

Simplifying
x = 4.5

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