x*0.9+x*0.1=15+x*0.9+x*0.9+x*0.1-15

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Solution for x*0.9+x*0.1=15+x*0.9+x*0.9+x*0.1-15 equation:


Simplifying
x * 0.9 + x * 0.1 = 15 + x * 0.9 + x * 0.9 + x * 0.1 + -15

Reorder the terms for easier multiplication:
0.9x + x * 0.1 = 15 + x * 0.9 + x * 0.9 + x * 0.1 + -15

Reorder the terms for easier multiplication:
0.9x + 0.1x = 15 + x * 0.9 + x * 0.9 + x * 0.1 + -15

Combine like terms: 0.9x + 0.1x = 1x
1x = 15 + x * 0.9 + x * 0.9 + x * 0.1 + -15

Reorder the terms for easier multiplication:
1x = 15 + 0.9x + x * 0.9 + x * 0.1 + -15

Reorder the terms for easier multiplication:
1x = 15 + 0.9x + 0.9x + x * 0.1 + -15

Reorder the terms for easier multiplication:
1x = 15 + 0.9x + 0.9x + 0.1x + -15

Reorder the terms:
1x = 15 + -15 + 0.9x + 0.9x + 0.1x

Combine like terms: 15 + -15 = 0
1x = 0 + 0.9x + 0.9x + 0.1x
1x = 0.9x + 0.9x + 0.1x

Combine like terms: 0.9x + 0.9x = 1.8x
1x = 1.8x + 0.1x

Combine like terms: 1.8x + 0.1x = 1.9x
1x = 1.9x

Solving
1x = 1.9x

Solving for variable 'x'.

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

Add '-1.9x' to each side of the equation.
1x + -1.9x = 1.9x + -1.9x

Combine like terms: 1x + -1.9x = -0.9x
-0.9x = 1.9x + -1.9x

Combine like terms: 1.9x + -1.9x = 0.0
-0.9x = 0.0

Divide each side by '-0.9'.
x = 0

Simplifying
x = 0

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