21x-3=4x+6

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Solution for 21x-3=4x+6 equation:


Simplifying
21x + -3 = 4x + 6

Reorder the terms:
-3 + 21x = 4x + 6

Reorder the terms:
-3 + 21x = 6 + 4x

Solving
-3 + 21x = 6 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-3 + 21x + -4x = 6 + 4x + -4x

Combine like terms: 21x + -4x = 17x
-3 + 17x = 6 + 4x + -4x

Combine like terms: 4x + -4x = 0
-3 + 17x = 6 + 0
-3 + 17x = 6

Add '3' to each side of the equation.
-3 + 3 + 17x = 6 + 3

Combine like terms: -3 + 3 = 0
0 + 17x = 6 + 3
17x = 6 + 3

Combine like terms: 6 + 3 = 9
17x = 9

Divide each side by '17'.
x = 0.5294117647

Simplifying
x = 0.5294117647

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