0.9x-2.2+0.9=0.2(10-x)

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Solution for 0.9x-2.2+0.9=0.2(10-x) equation:


Simplifying
0.9x + -2.2 + 0.9 = 0.2(10 + -1x)

Reorder the terms:
-2.2 + 0.9 + 0.9x = 0.2(10 + -1x)

Combine like terms: -2.2 + 0.9 = -1.3
-1.3 + 0.9x = 0.2(10 + -1x)
-1.3 + 0.9x = (10 * 0.2 + -1x * 0.2)
-1.3 + 0.9x = (2 + -0.2x)

Solving
-1.3 + 0.9x = 2 + -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.
-1.3 + 0.9x + 0.2x = 2 + -0.2x + 0.2x

Combine like terms: 0.9x + 0.2x = 1.1x
-1.3 + 1.1x = 2 + -0.2x + 0.2x

Combine like terms: -0.2x + 0.2x = 0.0
-1.3 + 1.1x = 2 + 0.0
-1.3 + 1.1x = 2

Add '1.3' to each side of the equation.
-1.3 + 1.3 + 1.1x = 2 + 1.3

Combine like terms: -1.3 + 1.3 = 0.0
0.0 + 1.1x = 2 + 1.3
1.1x = 2 + 1.3

Combine like terms: 2 + 1.3 = 3.3
1.1x = 3.3

Divide each side by '1.1'.
x = 3

Simplifying
x = 3

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