(x+3)+(2x-5)+(x+7)=

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Solution for (x+3)+(2x-5)+(x+7)= equation:


Simplifying
(x + 3) + (2x + -5) + (x + 7) = 0

Reorder the terms:
(3 + x) + (2x + -5) + (x + 7) = 0

Remove parenthesis around (3 + x)
3 + x + (2x + -5) + (x + 7) = 0

Reorder the terms:
3 + x + (-5 + 2x) + (x + 7) = 0

Remove parenthesis around (-5 + 2x)
3 + x + -5 + 2x + (x + 7) = 0

Reorder the terms:
3 + x + -5 + 2x + (7 + x) = 0

Remove parenthesis around (7 + x)
3 + x + -5 + 2x + 7 + x = 0

Reorder the terms:
3 + -5 + 7 + x + 2x + x = 0

Combine like terms: 3 + -5 = -2
-2 + 7 + x + 2x + x = 0

Combine like terms: -2 + 7 = 5
5 + x + 2x + x = 0

Combine like terms: x + 2x = 3x
5 + 3x + x = 0

Combine like terms: 3x + x = 4x
5 + 4x = 0

Solving
5 + 4x = 0

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 4x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 4x = 0 + -5
4x = 0 + -5

Combine like terms: 0 + -5 = -5
4x = -5

Divide each side by '4'.
x = -1.25

Simplifying
x = -1.25

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