3x+21=5x+29

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Solution for 3x+21=5x+29 equation:


Simplifying
3x + 21 = 5x + 29

Reorder the terms:
21 + 3x = 5x + 29

Reorder the terms:
21 + 3x = 29 + 5x

Solving
21 + 3x = 29 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
21 + 3x + -5x = 29 + 5x + -5x

Combine like terms: 3x + -5x = -2x
21 + -2x = 29 + 5x + -5x

Combine like terms: 5x + -5x = 0
21 + -2x = 29 + 0
21 + -2x = 29

Add '-21' to each side of the equation.
21 + -21 + -2x = 29 + -21

Combine like terms: 21 + -21 = 0
0 + -2x = 29 + -21
-2x = 29 + -21

Combine like terms: 29 + -21 = 8
-2x = 8

Divide each side by '-2'.
x = -4

Simplifying
x = -4

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