7x=7(6+3x)

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Solution for 7x=7(6+3x) equation: 


Simplifying
7x = 7(6 + 3x)
7x = (6 * 7 + 3x * 7)
7x = (42 + 21x)

Solving
7x = 42 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
7x + -21x = 42 + 21x + -21x

Combine like terms: 7x + -21x = -14x
-14x = 42 + 21x + -21x

Combine like terms: 21x + -21x = 0
-14x = 42 + 0
-14x = 42

Divide each side by '-14'.
x = -3

Simplifying
x = -3

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