17=x-21

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Solution for 17=x-21 equation:


Simplifying
17 = x + -21

Reorder the terms:
17 = -21 + x

Solving
17 = -21 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
17 + -1x = -21 + x + -1x

Combine like terms: x + -1x = 0
17 + -1x = -21 + 0
17 + -1x = -21

Add '-17' to each side of the equation.
17 + -17 + -1x = -21 + -17

Combine like terms: 17 + -17 = 0
0 + -1x = -21 + -17
-1x = -21 + -17

Combine like terms: -21 + -17 = -38
-1x = -38

Divide each side by '-1'.
x = 38

Simplifying
x = 38

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