-2(20-5v)=-3v+19-9-7v

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Solution for -2(20-5v)=-3v+19-9-7v equation:


Simplifying
-2(20 + -5v) = -3v + 19 + -9 + -7v
(20 * -2 + -5v * -2) = -3v + 19 + -9 + -7v
(-40 + 10v) = -3v + 19 + -9 + -7v

Reorder the terms:
-40 + 10v = 19 + -9 + -3v + -7v

Combine like terms: 19 + -9 = 10
-40 + 10v = 10 + -3v + -7v

Combine like terms: -3v + -7v = -10v
-40 + 10v = 10 + -10v

Solving
-40 + 10v = 10 + -10v

Solving for variable 'v'.

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

Add '10v' to each side of the equation.
-40 + 10v + 10v = 10 + -10v + 10v

Combine like terms: 10v + 10v = 20v
-40 + 20v = 10 + -10v + 10v

Combine like terms: -10v + 10v = 0
-40 + 20v = 10 + 0
-40 + 20v = 10

Add '40' to each side of the equation.
-40 + 40 + 20v = 10 + 40

Combine like terms: -40 + 40 = 0
0 + 20v = 10 + 40
20v = 10 + 40

Combine like terms: 10 + 40 = 50
20v = 50

Divide each side by '20'.
v = 2.5

Simplifying
v = 2.5

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