6+42=21x+42

Solution for 6+42=21x+42 equation:

Simplifying
6 + 42 = 21x + 42

Combine like terms: 6 + 42 = 48
48 = 21x + 42

Reorder the terms:
48 = 42 + 21x

Solving
48 = 42 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
48 + -21x = 42 + 21x + -21x

Combine like terms: 21x + -21x = 0
48 + -21x = 42 + 0
48 + -21x = 42

Add '-48' to each side of the equation.
48 + -48 + -21x = 42 + -48

Combine like terms: 48 + -48 = 0
0 + -21x = 42 + -48
-21x = 42 + -48

Combine like terms: 42 + -48 = -6
-21x = -6

Divide each side by '-21'.
x = 0.2857142857

Simplifying
x = 0.2857142857