0.8x+3.5=2.1-0.3x

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Solution for 0.8x+3.5=2.1-0.3x equation: 


Simplifying
0.8x + 3.5 = 2.1 + -0.3x

Reorder the terms:
3.5 + 0.8x = 2.1 + -0.3x

Solving
3.5 + 0.8x = 2.1 + -0.3x

Solving for variable 'x'.

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

Add '0.3x' to each side of the equation.
3.5 + 0.8x + 0.3x = 2.1 + -0.3x + 0.3x

Combine like terms: 0.8x + 0.3x = 1.1x
3.5 + 1.1x = 2.1 + -0.3x + 0.3x

Combine like terms: -0.3x + 0.3x = 0.0
3.5 + 1.1x = 2.1 + 0.0
3.5 + 1.1x = 2.1

Add '-3.5' to each side of the equation.
3.5 + -3.5 + 1.1x = 2.1 + -3.5

Combine like terms: 3.5 + -3.5 = 0.0
0.0 + 1.1x = 2.1 + -3.5
1.1x = 2.1 + -3.5

Combine like terms: 2.1 + -3.5 = -1.4
1.1x = -1.4

Divide each side by '1.1'.
x = -1.272727273

Simplifying
x = -1.272727273

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