111=-3(-2-7x)

Solution for 111=-3(-2-7x) equation:

Simplifying
111 = -3(-2 + -7x)
111 = (-2 * -3 + -7x * -3)
111 = (6 + 21x)

Solving
111 = 6 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
111 + -21x = 6 + 21x + -21x

Combine like terms: 21x + -21x = 0
111 + -21x = 6 + 0
111 + -21x = 6

Add '-111' to each side of the equation.
111 + -111 + -21x = 6 + -111

Combine like terms: 111 + -111 = 0
0 + -21x = 6 + -111
-21x = 6 + -111

Combine like terms: 6 + -111 = -105
-21x = -105

Divide each side by '-21'.
x = 5

Simplifying
x = 5