2.1=2.7-0.2x

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Solution for 2.1=2.7-0.2x equation: 


Simplifying
2.1 = 2.7 + -0.2x

Solving
2.1 = 2.7 + -0.2x

Solving for variable 'x'.

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

Add '0.2x' to each side of the equation.
2.1 + 0.2x = 2.7 + -0.2x + 0.2x

Combine like terms: -0.2x + 0.2x = 0.0
2.1 + 0.2x = 2.7 + 0.0
2.1 + 0.2x = 2.7

Add '-2.1' to each side of the equation.
2.1 + -2.1 + 0.2x = 2.7 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + 0.2x = 2.7 + -2.1
0.2x = 2.7 + -2.1

Combine like terms: 2.7 + -2.1 = 0.6
0.2x = 0.6

Divide each side by '0.2'.
x = 3

Simplifying
x = 3

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