9.25x-(8.25x+12.1)=-(x+18.9)-4.2

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Solution for 9.25x-(8.25x+12.1)=-(x+18.9)-4.2 equation:


Simplifying
9.25x + -1(8.25x + 12.1) = -1(x + 18.9) + -4.2

Reorder the terms:
9.25x + -1(12.1 + 8.25x) = -1(x + 18.9) + -4.2
9.25x + (12.1 * -1 + 8.25x * -1) = -1(x + 18.9) + -4.2
9.25x + (-12.1 + -8.25x) = -1(x + 18.9) + -4.2

Reorder the terms:
-12.1 + 9.25x + -8.25x = -1(x + 18.9) + -4.2

Combine like terms: 9.25x + -8.25x = 1x
-12.1 + 1x = -1(x + 18.9) + -4.2

Reorder the terms:
-12.1 + 1x = -1(18.9 + x) + -4.2
-12.1 + 1x = (18.9 * -1 + x * -1) + -4.2
-12.1 + 1x = (-18.9 + -1x) + -4.2

Reorder the terms:
-12.1 + 1x = -18.9 + -4.2 + -1x

Combine like terms: -18.9 + -4.2 = -23.1
-12.1 + 1x = -23.1 + -1x

Solving
-12.1 + 1x = -23.1 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-12.1 + 1x + x = -23.1 + -1x + x

Combine like terms: 1x + x = 2x
-12.1 + 2x = -23.1 + -1x + x

Combine like terms: -1x + x = 0
-12.1 + 2x = -23.1 + 0
-12.1 + 2x = -23.1

Add '12.1' to each side of the equation.
-12.1 + 12.1 + 2x = -23.1 + 12.1

Combine like terms: -12.1 + 12.1 = 0.0
0.0 + 2x = -23.1 + 12.1
2x = -23.1 + 12.1

Combine like terms: -23.1 + 12.1 = -11
2x = -11

Divide each side by '2'.
x = -5.5

Simplifying
x = -5.5

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