3d-13=128

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Solution for 3d-13=128 equation: 


Simplifying
3d + -13 = 128

Reorder the terms:
-13 + 3d = 128

Solving
-13 + 3d = 128

Solving for variable 'd'.

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

Add '13' to each side of the equation.
-13 + 13 + 3d = 128 + 13

Combine like terms: -13 + 13 = 0
0 + 3d = 128 + 13
3d = 128 + 13

Combine like terms: 128 + 13 = 141
3d = 141

Divide each side by '3'.
d = 47

Simplifying
d = 47

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