-14x-7x+42=0

Solution for -14x-7x+42=0 equation:

Simplifying
-14x + -7x + 42 = 0

Reorder the terms:
42 + -14x + -7x = 0

Combine like terms: -14x + -7x = -21x
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