47-4d=7-12d

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Solution for 47-4d=7-12d equation:


Simplifying
47 + -4d = 7 + -12d

Solving
47 + -4d = 7 + -12d

Solving for variable 'd'.

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

Add '12d' to each side of the equation.
47 + -4d + 12d = 7 + -12d + 12d

Combine like terms: -4d + 12d = 8d
47 + 8d = 7 + -12d + 12d

Combine like terms: -12d + 12d = 0
47 + 8d = 7 + 0
47 + 8d = 7

Add '-47' to each side of the equation.
47 + -47 + 8d = 7 + -47

Combine like terms: 47 + -47 = 0
0 + 8d = 7 + -47
8d = 7 + -47

Combine like terms: 7 + -47 = -40
8d = -40

Divide each side by '8'.
d = -5

Simplifying
d = -5

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