2x+11+9=x+15

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Solution for 2x+11+9=x+15 equation:


Simplifying
2x + 11 + 9 = x + 15

Reorder the terms:
11 + 9 + 2x = x + 15

Combine like terms: 11 + 9 = 20
20 + 2x = x + 15

Reorder the terms:
20 + 2x = 15 + x

Solving
20 + 2x = 15 + 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.
20 + 2x + -1x = 15 + x + -1x

Combine like terms: 2x + -1x = 1x
20 + 1x = 15 + x + -1x

Combine like terms: x + -1x = 0
20 + 1x = 15 + 0
20 + 1x = 15

Add '-20' to each side of the equation.
20 + -20 + 1x = 15 + -20

Combine like terms: 20 + -20 = 0
0 + 1x = 15 + -20
1x = 15 + -20

Combine like terms: 15 + -20 = -5
1x = -5

Divide each side by '1'.
x = -5

Simplifying
x = -5

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