3(4d+20)=150

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Solution for 3(4d+20)=150 equation:


Simplifying
3(4d + 20) = 150

Reorder the terms:
3(20 + 4d) = 150
(20 * 3 + 4d * 3) = 150
(60 + 12d) = 150

Solving
60 + 12d = 150

Solving for variable 'd'.

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

Add '-60' to each side of the equation.
60 + -60 + 12d = 150 + -60

Combine like terms: 60 + -60 = 0
0 + 12d = 150 + -60
12d = 150 + -60

Combine like terms: 150 + -60 = 90
12d = 90

Divide each side by '12'.
d = 7.5

Simplifying
d = 7.5

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