3(4+x)=30+d

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Solution for 3(4+x)=30+d equation:


Simplifying
3(4 + x) = 30 + d
(4 * 3 + x * 3) = 30 + d
(12 + 3x) = 30 + d

Solving
12 + 3x = 30 + d

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 3x = 30 + -12 + d

Combine like terms: 12 + -12 = 0
0 + 3x = 30 + -12 + d
3x = 30 + -12 + d

Combine like terms: 30 + -12 = 18
3x = 18 + d

Divide each side by '3'.
x = 6 + 0.3333333333d

Simplifying
x = 6 + 0.3333333333d

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