21v-20=-4v-1

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Solution for 21v-20=-4v-1 equation:


Simplifying
21v + -20 = -4v + -1

Reorder the terms:
-20 + 21v = -4v + -1

Reorder the terms:
-20 + 21v = -1 + -4v

Solving
-20 + 21v = -1 + -4v

Solving for variable 'v'.

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

Add '4v' to each side of the equation.
-20 + 21v + 4v = -1 + -4v + 4v

Combine like terms: 21v + 4v = 25v
-20 + 25v = -1 + -4v + 4v

Combine like terms: -4v + 4v = 0
-20 + 25v = -1 + 0
-20 + 25v = -1

Add '20' to each side of the equation.
-20 + 20 + 25v = -1 + 20

Combine like terms: -20 + 20 = 0
0 + 25v = -1 + 20
25v = -1 + 20

Combine like terms: -1 + 20 = 19
25v = 19

Divide each side by '25'.
v = 0.76

Simplifying
v = 0.76

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