21-x=67

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Solution for 21-x=67 equation: 


Simplifying
21 + -1x = 67

Solving
21 + -1x = 67

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 + -1x = 67 + -21

Combine like terms: 21 + -21 = 0
0 + -1x = 67 + -21
-1x = 67 + -21

Combine like terms: 67 + -21 = 46
-1x = 46

Divide each side by '-1'.
x = -46

Simplifying
x = -46

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