(2-10x)+(4.5-5.5x)=-12

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Solution for (2-10x)+(4.5-5.5x)=-12 equation: 


Simplifying
(2 + -10x) + (4.5 + -5.5x) = -12

Remove parenthesis around (2 + -10x)
2 + -10x + (4.5 + -5.5x) = -12

Remove parenthesis around (4.5 + -5.5x)
2 + -10x + 4.5 + -5.5x = -12

Reorder the terms:
2 + 4.5 + -10x + -5.5x = -12

Combine like terms: 2 + 4.5 = 6.5
6.5 + -10x + -5.5x = -12

Combine like terms: -10x + -5.5x = -15.5x
6.5 + -15.5x = -12

Solving
6.5 + -15.5x = -12

Solving for variable 'x'.

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

Add '-6.5' to each side of the equation.
6.5 + -6.5 + -15.5x = -12 + -6.5

Combine like terms: 6.5 + -6.5 = 0.0
0.0 + -15.5x = -12 + -6.5
-15.5x = -12 + -6.5

Combine like terms: -12 + -6.5 = -18.5
-15.5x = -18.5

Divide each side by '-15.5'.
x = 1.193548387

Simplifying
x = 1.193548387

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