x+(x+39)+(2x-40)=699

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Solution for x+(x+39)+(2x-40)=699 equation:


Simplifying
x + (x + 39) + (2x + -40) = 699

Reorder the terms:
x + (39 + x) + (2x + -40) = 699

Remove parenthesis around (39 + x)
x + 39 + x + (2x + -40) = 699

Reorder the terms:
x + 39 + x + (-40 + 2x) = 699

Remove parenthesis around (-40 + 2x)
x + 39 + x + -40 + 2x = 699

Reorder the terms:
39 + -40 + x + x + 2x = 699

Combine like terms: 39 + -40 = -1
-1 + x + x + 2x = 699

Combine like terms: x + x = 2x
-1 + 2x + 2x = 699

Combine like terms: 2x + 2x = 4x
-1 + 4x = 699

Solving
-1 + 4x = 699

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 4x = 699 + 1

Combine like terms: -1 + 1 = 0
0 + 4x = 699 + 1
4x = 699 + 1

Combine like terms: 699 + 1 = 700
4x = 700

Divide each side by '4'.
x = 175

Simplifying
x = 175

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