7.1=12-x

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Solution for 7.1=12-x equation: 


Simplifying
7.1 = 12 + -1x

Solving
7.1 = 12 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
7.1 + x = 12 + -1x + x

Combine like terms: -1x + x = 0
7.1 + x = 12 + 0
7.1 + x = 12

Add '-7.1' to each side of the equation.
7.1 + -7.1 + x = 12 + -7.1

Combine like terms: 7.1 + -7.1 = 0.0
0.0 + x = 12 + -7.1
x = 12 + -7.1

Combine like terms: 12 + -7.1 = 4.9
x = 4.9

Simplifying
x = 4.9

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