4.5+2x=20.5

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Solution for 4.5+2x=20.5 equation: 


Simplifying
4.5 + 2x = 20.5

Solving
4.5 + 2x = 20.5

Solving for variable 'x'.

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

Add '-4.5' to each side of the equation.
4.5 + -4.5 + 2x = 20.5 + -4.5

Combine like terms: 4.5 + -4.5 = 0.0
0.0 + 2x = 20.5 + -4.5
2x = 20.5 + -4.5

Combine like terms: 20.5 + -4.5 = 16
2x = 16

Divide each side by '2'.
x = 8

Simplifying
x = 8

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