7x=10x+21

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Solution for 7x=10x+21 equation: 


Simplifying
7x = 10x + 21

Reorder the terms:
7x = 21 + 10x

Solving
7x = 21 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
7x + -10x = 21 + 10x + -10x

Combine like terms: 7x + -10x = -3x
-3x = 21 + 10x + -10x

Combine like terms: 10x + -10x = 0
-3x = 21 + 0
-3x = 21

Divide each side by '-3'.
x = -7

Simplifying
x = -7

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