x+x+7+x-11=149

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Solution for x+x+7+x-11=149 equation:


Simplifying
x + x + 7 + x + -11 = 149

Reorder the terms:
7 + -11 + x + x + x = 149

Combine like terms: 7 + -11 = -4
-4 + x + x + x = 149

Combine like terms: x + x = 2x
-4 + 2x + x = 149

Combine like terms: 2x + x = 3x
-4 + 3x = 149

Solving
-4 + 3x = 149

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 3x = 149 + 4

Combine like terms: -4 + 4 = 0
0 + 3x = 149 + 4
3x = 149 + 4

Combine like terms: 149 + 4 = 153
3x = 153

Divide each side by '3'.
x = 51

Simplifying
x = 51

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