3(3x+7)=18

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Solution for 3(3x+7)=18 equation:


Simplifying
3(3x + 7) = 18

Reorder the terms:
3(7 + 3x) = 18
(7 * 3 + 3x * 3) = 18
(21 + 9x) = 18

Solving
21 + 9x = 18

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 = 18 + -21

Combine like terms: 21 + -21 = 0
0 + 9x = 18 + -21
9x = 18 + -21

Combine like terms: 18 + -21 = -3
9x = -3

Divide each side by '9'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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