12x+7y=21

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Solution for 12x+7y=21 equation: 


Simplifying
12x + 7y = 21

Solving
12x + 7y = 21

Solving for variable 'x'.

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

Add '-7y' to each side of the equation.
12x + 7y + -7y = 21 + -7y

Combine like terms: 7y + -7y = 0
12x + 0 = 21 + -7y
12x = 21 + -7y

Divide each side by '12'.
x = 1.75 + -0.5833333333y

Simplifying
x = 1.75 + -0.5833333333y

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