3[3d+5]=87

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Solution for 3[3d+5]=87 equation: 


Simplifying
3[3d + 5] = 87

Reorder the terms:
3[5 + 3d] = 87
[5 * 3 + 3d * 3] = 87
[15 + 9d] = 87

Solving
15 + 9d = 87

Solving for variable 'd'.

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

Add '-15' to each side of the equation.
15 + -15 + 9d = 87 + -15

Combine like terms: 15 + -15 = 0
0 + 9d = 87 + -15
9d = 87 + -15

Combine like terms: 87 + -15 = 72
9d = 72

Divide each side by '9'.
d = 8

Simplifying
d = 8

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