3(2d)-1=4(2d-3)-3

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Solution for 3(2d)-1=4(2d-3)-3 equation:


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

Remove parenthesis around (2d)
3 * 2d + -1 = 4(2d + -3) + -3

Multiply 3 * 2
6d + -1 = 4(2d + -3) + -3

Reorder the terms:
-1 + 6d = 4(2d + -3) + -3

Reorder the terms:
-1 + 6d = 4(-3 + 2d) + -3
-1 + 6d = (-3 * 4 + 2d * 4) + -3
-1 + 6d = (-12 + 8d) + -3

Reorder the terms:
-1 + 6d = -12 + -3 + 8d

Combine like terms: -12 + -3 = -15
-1 + 6d = -15 + 8d

Solving
-1 + 6d = -15 + 8d

Solving for variable 'd'.

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

Add '-8d' to each side of the equation.
-1 + 6d + -8d = -15 + 8d + -8d

Combine like terms: 6d + -8d = -2d
-1 + -2d = -15 + 8d + -8d

Combine like terms: 8d + -8d = 0
-1 + -2d = -15 + 0
-1 + -2d = -15

Add '1' to each side of the equation.
-1 + 1 + -2d = -15 + 1

Combine like terms: -1 + 1 = 0
0 + -2d = -15 + 1
-2d = -15 + 1

Combine like terms: -15 + 1 = -14
-2d = -14

Divide each side by '-2'.
d = 7

Simplifying
d = 7

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