21x+3y=210

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Solution for 21x+3y=210 equation: 


Simplifying
21x + 3y = 210

Solving
21x + 3y = 210

Solving for variable 'x'.

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

Add '-3y' to each side of the equation.
21x + 3y + -3y = 210 + -3y

Combine like terms: 3y + -3y = 0
21x + 0 = 210 + -3y
21x = 210 + -3y

Divide each side by '21'.
x = 10 + -0.1428571429y

Simplifying
x = 10 + -0.1428571429y

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