-18+56d-77d=24

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Solution for -18+56d-77d=24 equation: 


Simplifying
-18 + 56d + -77d = 24

Combine like terms: 56d + -77d = -21d
-18 + -21d = 24

Solving
-18 + -21d = 24

Solving for variable 'd'.

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

Add '18' to each side of the equation.
-18 + 18 + -21d = 24 + 18

Combine like terms: -18 + 18 = 0
0 + -21d = 24 + 18
-21d = 24 + 18

Combine like terms: 24 + 18 = 42
-21d = 42

Divide each side by '-21'.
d = -2

Simplifying
d = -2

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