2.2=8.5-0.9x

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Solution for 2.2=8.5-0.9x equation: 


Simplifying
2.2 = 8.5 + -0.9x

Solving
2.2 = 8.5 + -0.9x

Solving for variable 'x'.

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

Add '0.9x' to each side of the equation.
2.2 + 0.9x = 8.5 + -0.9x + 0.9x

Combine like terms: -0.9x + 0.9x = 0.0
2.2 + 0.9x = 8.5 + 0.0
2.2 + 0.9x = 8.5

Add '-2.2' to each side of the equation.
2.2 + -2.2 + 0.9x = 8.5 + -2.2

Combine like terms: 2.2 + -2.2 = 0.0
0.0 + 0.9x = 8.5 + -2.2
0.9x = 8.5 + -2.2

Combine like terms: 8.5 + -2.2 = 6.3
0.9x = 6.3

Divide each side by '0.9'.
x = 7

Simplifying
x = 7

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