5.7*5-10-(2x+5)+8=-18.8

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Solution for 5.7*5-10-(2x+5)+8=-18.8 equation: 


Simplifying
5.7 * 5 + -10 + -1(2x + 5) + 8 = -18.8

Multiply 5.7 * 5
28.5 + -10 + -1(2x + 5) + 8 = -18.8

Reorder the terms:
28.5 + -10 + -1(5 + 2x) + 8 = -18.8
28.5 + -10 + (5 * -1 + 2x * -1) + 8 = -18.8
28.5 + -10 + (-5 + -2x) + 8 = -18.8

Reorder the terms:
28.5 + -10 + -5 + 8 + -2x = -18.8

Combine like terms: 28.5 + -10 = 18.5
18.5 + -5 + 8 + -2x = -18.8

Combine like terms: 18.5 + -5 = 13.5
13.5 + 8 + -2x = -18.8

Combine like terms: 13.5 + 8 = 21.5
21.5 + -2x = -18.8

Solving
21.5 + -2x = -18.8

Solving for variable 'x'.

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

Add '-21.5' to each side of the equation.
21.5 + -21.5 + -2x = -18.8 + -21.5

Combine like terms: 21.5 + -21.5 = 0.0
0.0 + -2x = -18.8 + -21.5
-2x = -18.8 + -21.5

Combine like terms: -18.8 + -21.5 = -40.3
-2x = -40.3

Divide each side by '-2'.
x = 20.15

Simplifying
x = 20.15

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