3(5-d)-23=21d-4(2+6d)

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Solution for 3(5-d)-23=21d-4(2+6d) equation:


Simplifying
3(5 + -1d) + -23 = 21d + -4(2 + 6d)
(5 * 3 + -1d * 3) + -23 = 21d + -4(2 + 6d)
(15 + -3d) + -23 = 21d + -4(2 + 6d)

Reorder the terms:
15 + -23 + -3d = 21d + -4(2 + 6d)

Combine like terms: 15 + -23 = -8
-8 + -3d = 21d + -4(2 + 6d)
-8 + -3d = 21d + (2 * -4 + 6d * -4)
-8 + -3d = 21d + (-8 + -24d)

Reorder the terms:
-8 + -3d = -8 + 21d + -24d

Combine like terms: 21d + -24d = -3d
-8 + -3d = -8 + -3d

Add '8' to each side of the equation.
-8 + 8 + -3d = -8 + 8 + -3d

Combine like terms: -8 + 8 = 0
0 + -3d = -8 + 8 + -3d
-3d = -8 + 8 + -3d

Combine like terms: -8 + 8 = 0
-3d = 0 + -3d
-3d = -3d

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

Combine like terms: -3d + 3d = 0
0 = -3d + 3d

Combine like terms: -3d + 3d = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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