102=2(3-6r)

Solution for 102=2(3-6r) equation:

Simplifying
102 = 2(3 + -6r)
102 = (3 * 2 + -6r * 2)
102 = (6 + -12r)

Solving
102 = 6 + -12r

Solving for variable 'r'.

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

Add '12r' to each side of the equation.
102 + 12r = 6 + -12r + 12r

Combine like terms: -12r + 12r = 0
102 + 12r = 6 + 0
102 + 12r = 6

Add '-102' to each side of the equation.
102 + -102 + 12r = 6 + -102

Combine like terms: 102 + -102 = 0
0 + 12r = 6 + -102
12r = 6 + -102

Combine like terms: 6 + -102 = -96
12r = -96

Divide each side by '12'.
r = -8

Simplifying
r = -8