21-5x=17-2x

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Solution for 21-5x=17-2x equation:


Simplifying
21 + -5x = 17 + -2x

Solving
21 + -5x = 17 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
21 + -5x + 2x = 17 + -2x + 2x

Combine like terms: -5x + 2x = -3x
21 + -3x = 17 + -2x + 2x

Combine like terms: -2x + 2x = 0
21 + -3x = 17 + 0
21 + -3x = 17

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

Combine like terms: 21 + -21 = 0
0 + -3x = 17 + -21
-3x = 17 + -21

Combine like terms: 17 + -21 = -4
-3x = -4

Divide each side by '-3'.
x = 1.333333333

Simplifying
x = 1.333333333

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