7x=21+7

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Solution for 7x=21+7 equation: 


Simplifying
7x = 21 + 7

Combine like terms: 21 + 7 = 28
7x = 28

Solving
7x = 28

Solving for variable 'x'.

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

Divide each side by '7'.
x = 4

Simplifying
x = 4

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