-(-8x+3)+3(2+7x)=-55

Solution for -(-8x+3)+3(2+7x)=-55 equation:

Simplifying
-1(-8x + 3) + 3(2 + 7x) = -55

Reorder the terms:
-1(3 + -8x) + 3(2 + 7x) = -55
(3 * -1 + -8x * -1) + 3(2 + 7x) = -55
(-3 + 8x) + 3(2 + 7x) = -55
-3 + 8x + (2 * 3 + 7x * 3) = -55
-3 + 8x + (6 + 21x) = -55

Reorder the terms:
-3 + 6 + 8x + 21x = -55

Combine like terms: -3 + 6 = 3
3 + 8x + 21x = -55

Combine like terms: 8x + 21x = 29x
3 + 29x = -55

Solving
3 + 29x = -55

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 29x = -55 + -3

Combine like terms: 3 + -3 = 0
0 + 29x = -55 + -3
29x = -55 + -3

Combine like terms: -55 + -3 = -58
29x = -58

Divide each side by '29'.
x = -2

Simplifying
x = -2