3(-3+7x)=54

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Solution for 3(-3+7x)=54 equation: 


Simplifying
3(-3 + 7x) = 54
(-3 * 3 + 7x * 3) = 54
(-9 + 21x) = 54

Solving
-9 + 21x = 54

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 21x = 54 + 9

Combine like terms: -9 + 9 = 0
0 + 21x = 54 + 9
21x = 54 + 9

Combine like terms: 54 + 9 = 63
21x = 63

Divide each side by '21'.
x = 3

Simplifying
x = 3

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