21x+6-23x=3-5

Solution for 21x+6-23x=3-5 equation:

Simplifying
21x + 6 + -23x = 3 + -5

Reorder the terms:
6 + 21x + -23x = 3 + -5

Combine like terms: 21x + -23x = -2x
6 + -2x = 3 + -5

Combine like terms: 3 + -5 = -2
6 + -2x = -2

Solving
6 + -2x = -2

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -2x = -2 + -6

Combine like terms: 6 + -6 = 0
0 + -2x = -2 + -6
-2x = -2 + -6

Combine like terms: -2 + -6 = -8
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4