7x=5x+21

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Solution for 7x=5x+21 equation: 


Simplifying
7x = 5x + 21

Reorder the terms:
7x = 21 + 5x

Solving
7x = 21 + 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.
7x + -5x = 21 + 5x + -5x

Combine like terms: 7x + -5x = 2x
2x = 21 + 5x + -5x

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

Divide each side by '2'.
x = 10.5

Simplifying
x = 10.5

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