0.9x=45+0.4x

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Solution for 0.9x=45+0.4x equation: 


Simplifying
0.9x = 45 + 0.4x

Solving
0.9x = 45 + 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.
0.9x + -0.4x = 45 + 0.4x + -0.4x

Combine like terms: 0.9x + -0.4x = 0.5x
0.5x = 45 + 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
0.5x = 45 + 0.0
0.5x = 45

Divide each side by '0.5'.
x = 90

Simplifying
x = 90

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