3x+21=20x+17

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Solution for 3x+21=20x+17 equation:


Simplifying
3x + 21 = 20x + 17

Reorder the terms:
21 + 3x = 20x + 17

Reorder the terms:
21 + 3x = 17 + 20x

Solving
21 + 3x = 17 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
21 + 3x + -20x = 17 + 20x + -20x

Combine like terms: 3x + -20x = -17x
21 + -17x = 17 + 20x + -20x

Combine like terms: 20x + -20x = 0
21 + -17x = 17 + 0
21 + -17x = 17

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

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

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

Divide each side by '-17'.
x = 0.2352941176

Simplifying
x = 0.2352941176

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