0.5u+2.4u-4.2=19

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Solution for 0.5u+2.4u-4.2=19 equation: 


Simplifying
0.5u + 2.4u + -4.2 = 19

Reorder the terms:
-4.2 + 0.5u + 2.4u = 19

Combine like terms: 0.5u + 2.4u = 2.9u
-4.2 + 2.9u = 19

Solving
-4.2 + 2.9u = 19

Solving for variable 'u'.

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

Add '4.2' to each side of the equation.
-4.2 + 4.2 + 2.9u = 19 + 4.2

Combine like terms: -4.2 + 4.2 = 0.0
0.0 + 2.9u = 19 + 4.2
2.9u = 19 + 4.2

Combine like terms: 19 + 4.2 = 23.2
2.9u = 23.2

Divide each side by '2.9'.
u = 8

Simplifying
u = 8

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