0.4x-0.3(5)=0.9

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Solution for 0.4x-0.3(5)=0.9 equation: 


Simplifying
0.4x + -0.3(5) = 0.9

Multiply -0.3 * 5
0.4x + -1.5 = 0.9

Reorder the terms:
-1.5 + 0.4x = 0.9

Solving
-1.5 + 0.4x = 0.9

Solving for variable 'x'.

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

Add '1.5' to each side of the equation.
-1.5 + 1.5 + 0.4x = 0.9 + 1.5

Combine like terms: -1.5 + 1.5 = 0.0
0.0 + 0.4x = 0.9 + 1.5
0.4x = 0.9 + 1.5

Combine like terms: 0.9 + 1.5 = 2.4
0.4x = 2.4

Divide each side by '0.4'.
x = 6

Simplifying
x = 6

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