4d-7+8d-4-d=

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Solution for 4d-7+8d-4-d= equation:


Simplifying
4d + -7 + 8d + -4 + -1d = 0

Reorder the terms:
-7 + -4 + 4d + 8d + -1d = 0

Combine like terms: -7 + -4 = -11
-11 + 4d + 8d + -1d = 0

Combine like terms: 4d + 8d = 12d
-11 + 12d + -1d = 0

Combine like terms: 12d + -1d = 11d
-11 + 11d = 0

Solving
-11 + 11d = 0

Solving for variable 'd'.

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

Add '11' to each side of the equation.
-11 + 11 + 11d = 0 + 11

Combine like terms: -11 + 11 = 0
0 + 11d = 0 + 11
11d = 0 + 11

Combine like terms: 0 + 11 = 11
11d = 11

Divide each side by '11'.
d = 1

Simplifying
d = 1

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