7=6+3(3d-1)

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Solution for 7=6+3(3d-1) equation:


Simplifying
7 = 6 + 3(3d + -1)

Reorder the terms:
7 = 6 + 3(-1 + 3d)
7 = 6 + (-1 * 3 + 3d * 3)
7 = 6 + (-3 + 9d)

Combine like terms: 6 + -3 = 3
7 = 3 + 9d

Solving
7 = 3 + 9d

Solving for variable 'd'.

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

Add '-9d' to each side of the equation.
7 + -9d = 3 + 9d + -9d

Combine like terms: 9d + -9d = 0
7 + -9d = 3 + 0
7 + -9d = 3

Add '-7' to each side of the equation.
7 + -7 + -9d = 3 + -7

Combine like terms: 7 + -7 = 0
0 + -9d = 3 + -7
-9d = 3 + -7

Combine like terms: 3 + -7 = -4
-9d = -4

Divide each side by '-9'.
d = 0.4444444444

Simplifying
d = 0.4444444444

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