0.4x-0.9x-19=1

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Solution for 0.4x-0.9x-19=1 equation:


Simplifying
0.4x + -0.9x + -19 = 1

Reorder the terms:
-19 + 0.4x + -0.9x = 1

Combine like terms: 0.4x + -0.9x = -0.5x
-19 + -0.5x = 1

Solving
-19 + -0.5x = 1

Solving for variable 'x'.

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

Add '19' to each side of the equation.
-19 + 19 + -0.5x = 1 + 19

Combine like terms: -19 + 19 = 0
0 + -0.5x = 1 + 19
-0.5x = 1 + 19

Combine like terms: 1 + 19 = 20
-0.5x = 20

Divide each side by '-0.5'.
x = -40

Simplifying
x = -40

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