-3x+17=21-x

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Solution for -3x+17=21-x equation:


Simplifying
-3x + 17 = 21 + -1x

Reorder the terms:
17 + -3x = 21 + -1x

Solving
17 + -3x = 21 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
17 + -3x + x = 21 + -1x + x

Combine like terms: -3x + x = -2x
17 + -2x = 21 + -1x + x

Combine like terms: -1x + x = 0
17 + -2x = 21 + 0
17 + -2x = 21

Add '-17' to each side of the equation.
17 + -17 + -2x = 21 + -17

Combine like terms: 17 + -17 = 0
0 + -2x = 21 + -17
-2x = 21 + -17

Combine like terms: 21 + -17 = 4
-2x = 4

Divide each side by '-2'.
x = -2

Simplifying
x = -2

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