6(d-5)-3=-21

Solution for 6(d-5)-3=-21 equation:

Simplifying
6(d + -5) + -3 = -21

Reorder the terms:
6(-5 + d) + -3 = -21
(-5 * 6 + d * 6) + -3 = -21
(-30 + 6d) + -3 = -21

Reorder the terms:
-30 + -3 + 6d = -21

Combine like terms: -30 + -3 = -33
-33 + 6d = -21

Solving
-33 + 6d = -21

Solving for variable 'd'.

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

Add '33' to each side of the equation.
-33 + 33 + 6d = -21 + 33

Combine like terms: -33 + 33 = 0
0 + 6d = -21 + 33
6d = -21 + 33

Combine like terms: -21 + 33 = 12
6d = 12

Divide each side by '6'.
d = 2

Simplifying
d = 2