3(x+9)-11=7

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Solution for 3(x+9)-11=7 equation:


Simplifying
3(x + 9) + -11 = 7

Reorder the terms:
3(9 + x) + -11 = 7
(9 * 3 + x * 3) + -11 = 7
(27 + 3x) + -11 = 7

Reorder the terms:
27 + -11 + 3x = 7

Combine like terms: 27 + -11 = 16
16 + 3x = 7

Solving
16 + 3x = 7

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 3x = 7 + -16

Combine like terms: 16 + -16 = 0
0 + 3x = 7 + -16
3x = 7 + -16

Combine like terms: 7 + -16 = -9
3x = -9

Divide each side by '3'.
x = -3

Simplifying
x = -3

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