-4+2(5v-1)=0

Solution for -4+2(5v-1)=0 equation:

Simplifying
-4 + 2(5v + -1) = 0

Reorder the terms:
-4 + 2(-1 + 5v) = 0
-4 + (-1 * 2 + 5v * 2) = 0
-4 + (-2 + 10v) = 0

Combine like terms: -4 + -2 = -6
-6 + 10v = 0

Solving
-6 + 10v = 0

Solving for variable 'v'.

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

Add '6' to each side of the equation.
-6 + 6 + 10v = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 10v = 0 + 6
10v = 0 + 6

Combine like terms: 0 + 6 = 6
10v = 6

Divide each side by '10'.
v = 0.6

Simplifying
v = 0.6