3(x+5)-9=x+11

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Solution for 3(x+5)-9=x+11 equation:


Simplifying
3(x + 5) + -9 = x + 11

Reorder the terms:
3(5 + x) + -9 = x + 11
(5 * 3 + x * 3) + -9 = x + 11
(15 + 3x) + -9 = x + 11

Reorder the terms:
15 + -9 + 3x = x + 11

Combine like terms: 15 + -9 = 6
6 + 3x = x + 11

Reorder the terms:
6 + 3x = 11 + x

Solving
6 + 3x = 11 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
6 + 3x + -1x = 11 + x + -1x

Combine like terms: 3x + -1x = 2x
6 + 2x = 11 + x + -1x

Combine like terms: x + -1x = 0
6 + 2x = 11 + 0
6 + 2x = 11

Add '-6' to each side of the equation.
6 + -6 + 2x = 11 + -6

Combine like terms: 6 + -6 = 0
0 + 2x = 11 + -6
2x = 11 + -6

Combine like terms: 11 + -6 = 5
2x = 5

Divide each side by '2'.
x = 2.5

Simplifying
x = 2.5

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