21+6x=75

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Solution for 21+6x=75 equation: 


Simplifying
21 + 6x = 75

Solving
21 + 6x = 75

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 6x = 75 + -21

Combine like terms: 21 + -21 = 0
0 + 6x = 75 + -21
6x = 75 + -21

Combine like terms: 75 + -21 = 54
6x = 54

Divide each side by '6'.
x = 9

Simplifying
x = 9

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