10x-5y=21

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Solution for 10x-5y=21 equation: 


Simplifying
10x + -5y = 21

Solving
10x + -5y = 21

Solving for variable 'x'.

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

Add '5y' to each side of the equation.
10x + -5y + 5y = 21 + 5y

Combine like terms: -5y + 5y = 0
10x + 0 = 21 + 5y
10x = 21 + 5y

Divide each side by '10'.
x = 2.1 + 0.5y

Simplifying
x = 2.1 + 0.5y

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