3.3=4.5-0.4x

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Solution for 3.3=4.5-0.4x equation: 


Simplifying
3.3 = 4.5 + -0.4x

Solving
3.3 = 4.5 + -0.4x

Solving for variable 'x'.

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

Add '0.4x' to each side of the equation.
3.3 + 0.4x = 4.5 + -0.4x + 0.4x

Combine like terms: -0.4x + 0.4x = 0.0
3.3 + 0.4x = 4.5 + 0.0
3.3 + 0.4x = 4.5

Add '-3.3' to each side of the equation.
3.3 + -3.3 + 0.4x = 4.5 + -3.3

Combine like terms: 3.3 + -3.3 = 0.0
0.0 + 0.4x = 4.5 + -3.3
0.4x = 4.5 + -3.3

Combine like terms: 4.5 + -3.3 = 1.2
0.4x = 1.2

Divide each side by '0.4'.
x = 3

Simplifying
x = 3

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