2(v-9)-2=-4(-5v+9)-8v

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Solution for 2(v-9)-2=-4(-5v+9)-8v equation:


Simplifying
2(v + -9) + -2 = -4(-5v + 9) + -8v

Reorder the terms:
2(-9 + v) + -2 = -4(-5v + 9) + -8v
(-9 * 2 + v * 2) + -2 = -4(-5v + 9) + -8v
(-18 + 2v) + -2 = -4(-5v + 9) + -8v

Reorder the terms:
-18 + -2 + 2v = -4(-5v + 9) + -8v

Combine like terms: -18 + -2 = -20
-20 + 2v = -4(-5v + 9) + -8v

Reorder the terms:
-20 + 2v = -4(9 + -5v) + -8v
-20 + 2v = (9 * -4 + -5v * -4) + -8v
-20 + 2v = (-36 + 20v) + -8v

Combine like terms: 20v + -8v = 12v
-20 + 2v = -36 + 12v

Solving
-20 + 2v = -36 + 12v

Solving for variable 'v'.

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

Add '-12v' to each side of the equation.
-20 + 2v + -12v = -36 + 12v + -12v

Combine like terms: 2v + -12v = -10v
-20 + -10v = -36 + 12v + -12v

Combine like terms: 12v + -12v = 0
-20 + -10v = -36 + 0
-20 + -10v = -36

Add '20' to each side of the equation.
-20 + 20 + -10v = -36 + 20

Combine like terms: -20 + 20 = 0
0 + -10v = -36 + 20
-10v = -36 + 20

Combine like terms: -36 + 20 = -16
-10v = -16

Divide each side by '-10'.
v = 1.6

Simplifying
v = 1.6

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