4+0.3d=19

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Solution for 4+0.3d=19 equation: 


Simplifying
4 + 0.3d = 19

Solving
4 + 0.3d = 19

Solving for variable 'd'.

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

Add '-4' to each side of the equation.
4 + -4 + 0.3d = 19 + -4

Combine like terms: 4 + -4 = 0
0 + 0.3d = 19 + -4
0.3d = 19 + -4

Combine like terms: 19 + -4 = 15
0.3d = 15

Divide each side by '0.3'.
d = 50

Simplifying
d = 50

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