1=0.3x-0.8x-9

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Solution for 1=0.3x-0.8x-9 equation:


Simplifying
1 = 0.3x + -0.8x + -9

Reorder the terms:
1 = -9 + 0.3x + -0.8x

Combine like terms: 0.3x + -0.8x = -0.5x
1 = -9 + -0.5x

Solving
1 = -9 + -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 + 0.5x = -9 + -0.5x + 0.5x

Combine like terms: -0.5x + 0.5x = 0.0
1 + 0.5x = -9 + 0.0
1 + 0.5x = -9

Add '-1' to each side of the equation.
1 + -1 + 0.5x = -9 + -1

Combine like terms: 1 + -1 = 0
0 + 0.5x = -9 + -1
0.5x = -9 + -1

Combine like terms: -9 + -1 = -10
0.5x = -10

Divide each side by '0.5'.
x = -20

Simplifying
x = -20

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