3(7x+3)=198

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Solution for 3(7x+3)=198 equation: 


Simplifying
3(7x + 3) = 198

Reorder the terms:
3(3 + 7x) = 198
(3 * 3 + 7x * 3) = 198
(9 + 21x) = 198

Solving
9 + 21x = 198

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 = 198 + -9

Combine like terms: 9 + -9 = 0
0 + 21x = 198 + -9
21x = 198 + -9

Combine like terms: 198 + -9 = 189
21x = 189

Divide each side by '21'.
x = 9

Simplifying
x = 9

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