3.5-1-x=0.8

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Solution for 3.5-1-x=0.8 equation: 


Simplifying
3.5 + -1 + -1x = 0.8

Combine like terms: 3.5 + -1 = 2.5
2.5 + -1x = 0.8

Solving
2.5 + -1x = 0.8

Solving for variable 'x'.

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

Add '-2.5' to each side of the equation.
2.5 + -2.5 + -1x = 0.8 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + -1x = 0.8 + -2.5
-1x = 0.8 + -2.5

Combine like terms: 0.8 + -2.5 = -1.7
-1x = -1.7

Divide each side by '-1'.
x = 1.7

Simplifying
x = 1.7

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