3(3x)-11=7

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Solution for 3(3x)-11=7 equation:


Simplifying
3(3x) + -11 = 7

Remove parenthesis around (3x)
3 * 3x + -11 = 7

Multiply 3 * 3
9x + -11 = 7

Reorder the terms:
-11 + 9x = 7

Solving
-11 + 9x = 7

Solving for variable 'x'.

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

Add '11' to each side of the equation.
-11 + 11 + 9x = 7 + 11

Combine like terms: -11 + 11 = 0
0 + 9x = 7 + 11
9x = 7 + 11

Combine like terms: 7 + 11 = 18
9x = 18

Divide each side by '9'.
x = 2

Simplifying
x = 2

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