-0.9x+0.8x+9=1

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Solution for -0.9x+0.8x+9=1 equation:


Simplifying
-0.9x + 0.8x + 9 = 1

Reorder the terms:
9 + -0.9x + 0.8x = 1

Combine like terms: -0.9x + 0.8x = -0.1x
9 + -0.1x = 1

Solving
9 + -0.1x = 1

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -0.1x = 1 + -9

Combine like terms: 9 + -9 = 0
0 + -0.1x = 1 + -9
-0.1x = 1 + -9

Combine like terms: 1 + -9 = -8
-0.1x = -8

Divide each side by '-0.1'.
x = 80

Simplifying
x = 80

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