2x+x-11+3-7=15

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Solution for 2x+x-11+3-7=15 equation:


Simplifying
2x + x + -11 + 3 + -7 = 15

Reorder the terms:
-11 + 3 + -7 + 2x + x = 15

Combine like terms: -11 + 3 = -8
-8 + -7 + 2x + x = 15

Combine like terms: -8 + -7 = -15
-15 + 2x + x = 15

Combine like terms: 2x + x = 3x
-15 + 3x = 15

Solving
-15 + 3x = 15

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 3x = 15 + 15

Combine like terms: -15 + 15 = 0
0 + 3x = 15 + 15
3x = 15 + 15

Combine like terms: 15 + 15 = 30
3x = 30

Divide each side by '3'.
x = 10

Simplifying
x = 10

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