3x=10(7x)

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


Simplifying
3x = 10(7x)

Remove parenthesis around (7x)
3x = 10 * 7x

Multiply 10 * 7
3x = 70x

Solving
3x = 70x

Solving for variable 'x'.

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

Add '-70x' to each side of the equation.
3x + -70x = 70x + -70x

Combine like terms: 3x + -70x = -67x
-67x = 70x + -70x

Combine like terms: 70x + -70x = 0
-67x = 0

Divide each side by '-67'.
x = 0

Simplifying
x = 0

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