-[2x+(5x+2)]=2+(2x+7)

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


Simplifying
-1[2x + (5x + 2)] = 2 + (2x + 7)

Reorder the terms:
-1[2x + (2 + 5x)] = 2 + (2x + 7)

Remove parenthesis around (2 + 5x)
-1[2x + 2 + 5x] = 2 + (2x + 7)

Reorder the terms:
-1[2 + 2x + 5x] = 2 + (2x + 7)

Combine like terms: 2x + 5x = 7x
-1[2 + 7x] = 2 + (2x + 7)
[2 * -1 + 7x * -1] = 2 + (2x + 7)
[-2 + -7x] = 2 + (2x + 7)

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

Remove parenthesis around (7 + 2x)
-2 + -7x = 2 + 7 + 2x

Combine like terms: 2 + 7 = 9
-2 + -7x = 9 + 2x

Solving
-2 + -7x = 9 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-2 + -7x + -2x = 9 + 2x + -2x

Combine like terms: -7x + -2x = -9x
-2 + -9x = 9 + 2x + -2x

Combine like terms: 2x + -2x = 0
-2 + -9x = 9 + 0
-2 + -9x = 9

Add '2' to each side of the equation.
-2 + 2 + -9x = 9 + 2

Combine like terms: -2 + 2 = 0
0 + -9x = 9 + 2
-9x = 9 + 2

Combine like terms: 9 + 2 = 11
-9x = 11

Divide each side by '-9'.
x = -1.222222222

Simplifying
x = -1.222222222

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