-19-14d+21d=4

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Solution for -19-14d+21d=4 equation: 


Simplifying
-19 + -14d + 21d = 4

Combine like terms: -14d + 21d = 7d
-19 + 7d = 4

Solving
-19 + 7d = 4

Solving for variable 'd'.

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

Add '19' to each side of the equation.
-19 + 19 + 7d = 4 + 19

Combine like terms: -19 + 19 = 0
0 + 7d = 4 + 19
7d = 4 + 19

Combine like terms: 4 + 19 = 23
7d = 23

Divide each side by '7'.
d = 3.285714286

Simplifying
d = 3.285714286

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