21x+5=9x+23

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Solution for 21x+5=9x+23 equation:


Simplifying
21x + 5 = 9x + 23

Reorder the terms:
5 + 21x = 9x + 23

Reorder the terms:
5 + 21x = 23 + 9x

Solving
5 + 21x = 23 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
5 + 21x + -9x = 23 + 9x + -9x

Combine like terms: 21x + -9x = 12x
5 + 12x = 23 + 9x + -9x

Combine like terms: 9x + -9x = 0
5 + 12x = 23 + 0
5 + 12x = 23

Add '-5' to each side of the equation.
5 + -5 + 12x = 23 + -5

Combine like terms: 5 + -5 = 0
0 + 12x = 23 + -5
12x = 23 + -5

Combine like terms: 23 + -5 = 18
12x = 18

Divide each side by '12'.
x = 1.5

Simplifying
x = 1.5

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