6-3.8=8.7+x-4.5

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Solution for 6-3.8=8.7+x-4.5 equation:


Simplifying
6 + -3.8 = 8.7 + x + -4.5

Combine like terms: 6 + -3.8 = 2.2
2.2 = 8.7 + x + -4.5

Reorder the terms:
2.2 = 8.7 + -4.5 + x

Combine like terms: 8.7 + -4.5 = 4.2
2.2 = 4.2 + x

Solving
2.2 = 4.2 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
2.2 + -1x = 4.2 + x + -1x

Combine like terms: x + -1x = 0
2.2 + -1x = 4.2 + 0
2.2 + -1x = 4.2

Add '-2.2' to each side of the equation.
2.2 + -2.2 + -1x = 4.2 + -2.2

Combine like terms: 2.2 + -2.2 = 0.0
0.0 + -1x = 4.2 + -2.2
-1x = 4.2 + -2.2

Combine like terms: 4.2 + -2.2 = 2
-1x = 2

Divide each side by '-1'.
x = -2

Simplifying
x = -2

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