6-7x=21-14x

Solution for 6-7x=21-14x equation:

Simplifying
6 + -7x = 21 + -14x

Solving
6 + -7x = 21 + -14x

Solving for variable 'x'.

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

Add '14x' to each side of the equation.
6 + -7x + 14x = 21 + -14x + 14x

Combine like terms: -7x + 14x = 7x
6 + 7x = 21 + -14x + 14x

Combine like terms: -14x + 14x = 0
6 + 7x = 21 + 0
6 + 7x = 21

Add '-6' to each side of the equation.
6 + -6 + 7x = 21 + -6

Combine like terms: 6 + -6 = 0
0 + 7x = 21 + -6
7x = 21 + -6

Combine like terms: 21 + -6 = 15
7x = 15

Divide each side by '7'.
x = 2.142857143

Simplifying
x = 2.142857143