4-(2d-3)=12

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Solution for 4-(2d-3)=12 equation:


Simplifying
4 + -1(2d + -3) = 12

Reorder the terms:
4 + -1(-3 + 2d) = 12
4 + (-3 * -1 + 2d * -1) = 12
4 + (3 + -2d) = 12

Combine like terms: 4 + 3 = 7
7 + -2d = 12

Solving
7 + -2d = 12

Solving for variable 'd'.

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

Add '-7' to each side of the equation.
7 + -7 + -2d = 12 + -7

Combine like terms: 7 + -7 = 0
0 + -2d = 12 + -7
-2d = 12 + -7

Combine like terms: 12 + -7 = 5
-2d = 5

Divide each side by '-2'.
d = -2.5

Simplifying
d = -2.5

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