x+(x+39)+(x-10)=311

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Solution for x+(x+39)+(x-10)=311 equation:


Simplifying
x + (x + 39) + (x + -10) = 311

Reorder the terms:
x + (39 + x) + (x + -10) = 311

Remove parenthesis around (39 + x)
x + 39 + x + (x + -10) = 311

Reorder the terms:
x + 39 + x + (-10 + x) = 311

Remove parenthesis around (-10 + x)
x + 39 + x + -10 + x = 311

Reorder the terms:
39 + -10 + x + x + x = 311

Combine like terms: 39 + -10 = 29
29 + x + x + x = 311

Combine like terms: x + x = 2x
29 + 2x + x = 311

Combine like terms: 2x + x = 3x
29 + 3x = 311

Solving
29 + 3x = 311

Solving for variable 'x'.

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

Add '-29' to each side of the equation.
29 + -29 + 3x = 311 + -29

Combine like terms: 29 + -29 = 0
0 + 3x = 311 + -29
3x = 311 + -29

Combine like terms: 311 + -29 = 282
3x = 282

Divide each side by '3'.
x = 94

Simplifying
x = 94

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