7d+3=3d+19

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Solution for 7d+3=3d+19 equation: 


Simplifying
7d + 3 = 3d + 19

Reorder the terms:
3 + 7d = 3d + 19

Reorder the terms:
3 + 7d = 19 + 3d

Solving
3 + 7d = 19 + 3d

Solving for variable 'd'.

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

Add '-3d' to each side of the equation.
3 + 7d + -3d = 19 + 3d + -3d

Combine like terms: 7d + -3d = 4d
3 + 4d = 19 + 3d + -3d

Combine like terms: 3d + -3d = 0
3 + 4d = 19 + 0
3 + 4d = 19

Add '-3' to each side of the equation.
3 + -3 + 4d = 19 + -3

Combine like terms: 3 + -3 = 0
0 + 4d = 19 + -3
4d = 19 + -3

Combine like terms: 19 + -3 = 16
4d = 16

Divide each side by '4'.
d = 4

Simplifying
d = 4

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