3(x+7)=10y

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Solution for 3(x+7)=10y equation: 


Simplifying
3(x + 7) = 10y

Reorder the terms:
3(7 + x) = 10y
(7 * 3 + x * 3) = 10y
(21 + 3x) = 10y

Solving
21 + 3x = 10y

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 3x = -21 + 10y

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

Divide each side by '3'.
x = -7 + 3.333333333y

Simplifying
x = -7 + 3.333333333y

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