x+x-18.7=19.7

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Solution for x+x-18.7=19.7 equation: 


Simplifying
x + x + -18.7 = 19.7

Reorder the terms:
-18.7 + x + x = 19.7

Combine like terms: x + x = 2x
-18.7 + 2x = 19.7

Solving
-18.7 + 2x = 19.7

Solving for variable 'x'.

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

Add '18.7' to each side of the equation.
-18.7 + 18.7 + 2x = 19.7 + 18.7

Combine like terms: -18.7 + 18.7 = 0.0
0.0 + 2x = 19.7 + 18.7
2x = 19.7 + 18.7

Combine like terms: 19.7 + 18.7 = 38.4
2x = 38.4

Divide each side by '2'.
x = 19.2

Simplifying
x = 19.2

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