0.2x+3.1-2.1x=0.3(x-5)+0.2

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Solution for 0.2x+3.1-2.1x=0.3(x-5)+0.2 equation:


Simplifying
0.2x + 3.1 + -2.1x = 0.3(x + -5) + 0.2

Reorder the terms:
3.1 + 0.2x + -2.1x = 0.3(x + -5) + 0.2

Combine like terms: 0.2x + -2.1x = -1.9x
3.1 + -1.9x = 0.3(x + -5) + 0.2

Reorder the terms:
3.1 + -1.9x = 0.3(-5 + x) + 0.2
3.1 + -1.9x = (-5 * 0.3 + x * 0.3) + 0.2
3.1 + -1.9x = (-1.5 + 0.3x) + 0.2

Reorder the terms:
3.1 + -1.9x = -1.5 + 0.2 + 0.3x

Combine like terms: -1.5 + 0.2 = -1.3
3.1 + -1.9x = -1.3 + 0.3x

Solving
3.1 + -1.9x = -1.3 + 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.
3.1 + -1.9x + -0.3x = -1.3 + 0.3x + -0.3x

Combine like terms: -1.9x + -0.3x = -2.2x
3.1 + -2.2x = -1.3 + 0.3x + -0.3x

Combine like terms: 0.3x + -0.3x = 0.0
3.1 + -2.2x = -1.3 + 0.0
3.1 + -2.2x = -1.3

Add '-3.1' to each side of the equation.
3.1 + -3.1 + -2.2x = -1.3 + -3.1

Combine like terms: 3.1 + -3.1 = 0.0
0.0 + -2.2x = -1.3 + -3.1
-2.2x = -1.3 + -3.1

Combine like terms: -1.3 + -3.1 = -4.4
-2.2x = -4.4

Divide each side by '-2.2'.
x = 2

Simplifying
x = 2

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