3.8v-7.8=-0.2

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Solution for 3.8v-7.8=-0.2 equation: 


Simplifying
3.8v + -7.8 = -0.2

Reorder the terms:
-7.8 + 3.8v = -0.2

Solving
-7.8 + 3.8v = -0.2

Solving for variable 'v'.

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

Add '7.8' to each side of the equation.
-7.8 + 7.8 + 3.8v = -0.2 + 7.8

Combine like terms: -7.8 + 7.8 = 0.0
0.0 + 3.8v = -0.2 + 7.8
3.8v = -0.2 + 7.8

Combine like terms: -0.2 + 7.8 = 7.6
3.8v = 7.6

Divide each side by '3.8'.
v = 2

Simplifying
v = 2

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