2-7d-8-8d=

Solution for 2-7d-8-8d= equation:

Simplifying
2 + -7d + -8 + -8d = 0

Reorder the terms:
2 + -8 + -7d + -8d = 0

Combine like terms: 2 + -8 = -6
-6 + -7d + -8d = 0

Combine like terms: -7d + -8d = -15d
-6 + -15d = 0

Solving
-6 + -15d = 0

Solving for variable 'd'.

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

Add '6' to each side of the equation.
-6 + 6 + -15d = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -15d = 0 + 6
-15d = 0 + 6

Combine like terms: 0 + 6 = 6
-15d = 6

Divide each side by '-15'.
d = -0.4

Simplifying
d = -0.4