0.4(x-3)=0.5x-3

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Solution for 0.4(x-3)=0.5x-3 equation:


Simplifying
0.4(x + -3) = 0.5x + -3

Reorder the terms:
0.4(-3 + x) = 0.5x + -3
(-3 * 0.4 + x * 0.4) = 0.5x + -3
(-1.2 + 0.4x) = 0.5x + -3

Reorder the terms:
-1.2 + 0.4x = -3 + 0.5x

Solving
-1.2 + 0.4x = -3 + 0.5x

Solving for variable 'x'.

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

Add '-0.5x' to each side of the equation.
-1.2 + 0.4x + -0.5x = -3 + 0.5x + -0.5x

Combine like terms: 0.4x + -0.5x = -0.1x
-1.2 + -0.1x = -3 + 0.5x + -0.5x

Combine like terms: 0.5x + -0.5x = 0.0
-1.2 + -0.1x = -3 + 0.0
-1.2 + -0.1x = -3

Add '1.2' to each side of the equation.
-1.2 + 1.2 + -0.1x = -3 + 1.2

Combine like terms: -1.2 + 1.2 = 0.0
0.0 + -0.1x = -3 + 1.2
-0.1x = -3 + 1.2

Combine like terms: -3 + 1.2 = -1.8
-0.1x = -1.8

Divide each side by '-0.1'.
x = 18

Simplifying
x = 18

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