2J+(3J+1)-3(6+J)=-1

Solution for 2J+(3J+1)-3(6+J)=-1 equation:

Simplifying
2J + (3J + 1) + -3(6 + J) = -1

Reorder the terms:
2J + (1 + 3J) + -3(6 + J) = -1

Remove parenthesis around (1 + 3J)
2J + 1 + 3J + -3(6 + J) = -1
2J + 1 + 3J + (6 * -3 + J * -3) = -1
2J + 1 + 3J + (-18 + -3J) = -1

Reorder the terms:
1 + -18 + 2J + 3J + -3J = -1

Combine like terms: 1 + -18 = -17
-17 + 2J + 3J + -3J = -1

Combine like terms: 2J + 3J = 5J
-17 + 5J + -3J = -1

Combine like terms: 5J + -3J = 2J
-17 + 2J = -1

Solving
-17 + 2J = -1

Solving for variable 'J'.

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

Add '17' to each side of the equation.
-17 + 17 + 2J = -1 + 17

Combine like terms: -17 + 17 = 0
0 + 2J = -1 + 17
2J = -1 + 17

Combine like terms: -1 + 17 = 16
2J = 16

Divide each side by '2'.
J = 8

Simplifying
J = 8