6x+21+4x=21+2x

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Solution for 6x+21+4x=21+2x equation:


Simplifying
6x + 21 + 4x = 21 + 2x

Reorder the terms:
21 + 6x + 4x = 21 + 2x

Combine like terms: 6x + 4x = 10x
21 + 10x = 21 + 2x

Add '-21' to each side of the equation.
21 + -21 + 10x = 21 + -21 + 2x

Combine like terms: 21 + -21 = 0
0 + 10x = 21 + -21 + 2x
10x = 21 + -21 + 2x

Combine like terms: 21 + -21 = 0
10x = 0 + 2x
10x = 2x

Solving
10x = 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.
10x + -2x = 2x + -2x

Combine like terms: 10x + -2x = 8x
8x = 2x + -2x

Combine like terms: 2x + -2x = 0
8x = 0

Divide each side by '8'.
x = 0

Simplifying
x = 0

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