7x+3(4x)=57

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Solution for 7x+3(4x)=57 equation: 


Simplifying
7x + 3(4x) = 57

Remove parenthesis around (4x)
7x + 3 * 4x = 57

Multiply 3 * 4
7x + 12x = 57

Combine like terms: 7x + 12x = 19x
19x = 57

Solving
19x = 57

Solving for variable 'x'.

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

Divide each side by '19'.
x = 3

Simplifying
x = 3

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