1.5v-0.9v+21=4.5

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Solution for 1.5v-0.9v+21=4.5 equation:


Simplifying
1.5v + -0.9v + 21 = 4.5

Reorder the terms:
21 + 1.5v + -0.9v = 4.5

Combine like terms: 1.5v + -0.9v = 0.6v
21 + 0.6v = 4.5

Solving
21 + 0.6v = 4.5

Solving for variable 'v'.

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

Add '-21' to each side of the equation.
21 + -21 + 0.6v = 4.5 + -21

Combine like terms: 21 + -21 = 0
0 + 0.6v = 4.5 + -21
0.6v = 4.5 + -21

Combine like terms: 4.5 + -21 = -16.5
0.6v = -16.5

Divide each side by '0.6'.
v = -27.5

Simplifying
v = -27.5

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