1.9=9.1-0.8x

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Solution for 1.9=9.1-0.8x equation: 


Simplifying
1.9 = 9.1 + -0.8x

Solving
1.9 = 9.1 + -0.8x

Solving for variable 'x'.

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

Add '0.8x' to each side of the equation.
1.9 + 0.8x = 9.1 + -0.8x + 0.8x

Combine like terms: -0.8x + 0.8x = 0.0
1.9 + 0.8x = 9.1 + 0.0
1.9 + 0.8x = 9.1

Add '-1.9' to each side of the equation.
1.9 + -1.9 + 0.8x = 9.1 + -1.9

Combine like terms: 1.9 + -1.9 = 0.0
0.0 + 0.8x = 9.1 + -1.9
0.8x = 9.1 + -1.9

Combine like terms: 9.1 + -1.9 = 7.2
0.8x = 7.2

Divide each side by '0.8'.
x = 9

Simplifying
x = 9

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