6x+5=2x+21

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Solution for 6x+5=2x+21 equation:


Simplifying
6x + 5 = 2x + 21

Reorder the terms:
5 + 6x = 2x + 21

Reorder the terms:
5 + 6x = 21 + 2x

Solving
5 + 6x = 21 + 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.
5 + 6x + -2x = 21 + 2x + -2x

Combine like terms: 6x + -2x = 4x
5 + 4x = 21 + 2x + -2x

Combine like terms: 2x + -2x = 0
5 + 4x = 21 + 0
5 + 4x = 21

Add '-5' to each side of the equation.
5 + -5 + 4x = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 4x = 21 + -5
4x = 21 + -5

Combine like terms: 21 + -5 = 16
4x = 16

Divide each side by '4'.
x = 4

Simplifying
x = 4

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