x+7.8=3

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Solution for x+7.8=3 equation: 


Simplifying
x + 7.8 = 3

Reorder the terms:
7.8 + x = 3

Solving
7.8 + x = 3

Solving for variable 'x'.

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

Add '-7.8' to each side of the equation.
7.8 + -7.8 + x = 3 + -7.8

Combine like terms: 7.8 + -7.8 = 0.0
0.0 + x = 3 + -7.8
x = 3 + -7.8

Combine like terms: 3 + -7.8 = -4.8
x = -4.8

Simplifying
x = -4.8

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