-12-d=4a-7

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


Simplifying
-12 + -1d = 4a + -7

Reorder the terms:
-12 + -1d = -7 + 4a

Solving
-12 + -1d = -7 + 4a

Solving for variable 'd'.

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

Add '12' to each side of the equation.
-12 + 12 + -1d = -7 + 12 + 4a

Combine like terms: -12 + 12 = 0
0 + -1d = -7 + 12 + 4a
-1d = -7 + 12 + 4a

Combine like terms: -7 + 12 = 5
-1d = 5 + 4a

Divide each side by '-1'.
d = -5 + -4a

Simplifying
d = -5 + -4a

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