3.5+x=8

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Solution for 3.5+x=8 equation: 


Simplifying
3.5 + x = 8

Solving
3.5 + x = 8

Solving for variable 'x'.

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

Add '-3.5' to each side of the equation.
3.5 + -3.5 + x = 8 + -3.5

Combine like terms: 3.5 + -3.5 = 0.0
0.0 + x = 8 + -3.5
x = 8 + -3.5

Combine like terms: 8 + -3.5 = 4.5
x = 4.5

Simplifying
x = 4.5

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