2x+(7-x)-(5x+9)=

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Solution for 2x+(7-x)-(5x+9)= equation:


Simplifying
2x + (7 + -1x) + -1(5x + 9) = 0

Remove parenthesis around (7 + -1x)
2x + 7 + -1x + -1(5x + 9) = 0

Reorder the terms:
2x + 7 + -1x + -1(9 + 5x) = 0
2x + 7 + -1x + (9 * -1 + 5x * -1) = 0
2x + 7 + -1x + (-9 + -5x) = 0

Reorder the terms:
7 + -9 + 2x + -1x + -5x = 0

Combine like terms: 7 + -9 = -2
-2 + 2x + -1x + -5x = 0

Combine like terms: 2x + -1x = 1x
-2 + 1x + -5x = 0

Combine like terms: 1x + -5x = -4x
-2 + -4x = 0

Solving
-2 + -4x = 0

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -4x = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -4x = 0 + 2
-4x = 0 + 2

Combine like terms: 0 + 2 = 2
-4x = 2

Divide each side by '-4'.
x = -0.5

Simplifying
x = -0.5

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