42+8x+13=

Solution for 42+8x+13= equation:

Simplifying
42 + 8x + 13 = 0

Reorder the terms:
42 + 13 + 8x = 0

Combine like terms: 42 + 13 = 55
55 + 8x = 0

Solving
55 + 8x = 0

Solving for variable 'x'.

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

Add '-55' to each side of the equation.
55 + -55 + 8x = 0 + -55

Combine like terms: 55 + -55 = 0
0 + 8x = 0 + -55
8x = 0 + -55

Combine like terms: 0 + -55 = -55
8x = -55

Divide each side by '8'.
x = -6.875

Simplifying
x = -6.875