7d-5=4d+13

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Solution for 7d-5=4d+13 equation:


Simplifying
7d + -5 = 4d + 13

Reorder the terms:
-5 + 7d = 4d + 13

Reorder the terms:
-5 + 7d = 13 + 4d

Solving
-5 + 7d = 13 + 4d

Solving for variable 'd'.

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

Add '-4d' to each side of the equation.
-5 + 7d + -4d = 13 + 4d + -4d

Combine like terms: 7d + -4d = 3d
-5 + 3d = 13 + 4d + -4d

Combine like terms: 4d + -4d = 0
-5 + 3d = 13 + 0
-5 + 3d = 13

Add '5' to each side of the equation.
-5 + 5 + 3d = 13 + 5

Combine like terms: -5 + 5 = 0
0 + 3d = 13 + 5
3d = 13 + 5

Combine like terms: 13 + 5 = 18
3d = 18

Divide each side by '3'.
d = 6

Simplifying
d = 6

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