3(3x+7)=66

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Solution for 3(3x+7)=66 equation: 


Simplifying
3(3x + 7) = 66

Reorder the terms:
3(7 + 3x) = 66
(7 * 3 + 3x * 3) = 66
(21 + 9x) = 66

Solving
21 + 9x = 66

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 + 9x = 66 + -21

Combine like terms: 21 + -21 = 0
0 + 9x = 66 + -21
9x = 66 + -21

Combine like terms: 66 + -21 = 45
9x = 45

Divide each side by '9'.
x = 5

Simplifying
x = 5

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