-9+-7d+5.6+(-8.3)=

Solution for -9+-7d+5.6+(-8.3)= equation:

Simplifying
-9 + -7d + 5.6 + (-8.3) = 0
-9 + -7d + 5.6 + -8.3 = 0

Reorder the terms:
-9 + 5.6 + -8.3 + -7d = 0

Combine like terms: -9 + 5.6 = -3.4
-3.4 + -8.3 + -7d = 0

Combine like terms: -3.4 + -8.3 = -11.7
-11.7 + -7d = 0

Solving
-11.7 + -7d = 0

Solving for variable 'd'.

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

Add '11.7' to each side of the equation.
-11.7 + 11.7 + -7d = 0 + 11.7

Combine like terms: -11.7 + 11.7 = 0.0
0.0 + -7d = 0 + 11.7
-7d = 0 + 11.7

Combine like terms: 0 + 11.7 = 11.7
-7d = 11.7

Divide each side by '-7'.
d = -1.671428571

Simplifying
d = -1.671428571