3(7x+19)-15=

Solution for 3(7x+19)-15= equation:

Simplifying
3(7x + 19) + -15 = 0

Reorder the terms:
3(19 + 7x) + -15 = 0
(19 * 3 + 7x * 3) + -15 = 0
(57 + 21x) + -15 = 0

Reorder the terms:
57 + -15 + 21x = 0

Combine like terms: 57 + -15 = 42
42 + 21x = 0

Solving
42 + 21x = 0

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 21x = 0 + -42

Combine like terms: 42 + -42 = 0
0 + 21x = 0 + -42
21x = 0 + -42

Combine like terms: 0 + -42 = -42
21x = -42

Divide each side by '21'.
x = -2

Simplifying
x = -2