[7x+(9x+4)]=5-(2x+7)

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Solution for [7x+(9x+4)]=5-(2x+7) equation:


Simplifying
[7x + (9x + 4)] = 5 + -1(2x + 7)

Reorder the terms:
[7x + (4 + 9x)] = 5 + -1(2x + 7)

Remove parenthesis around (4 + 9x)
[7x + 4 + 9x] = 5 + -1(2x + 7)

Reorder the terms:
[4 + 7x + 9x] = 5 + -1(2x + 7)

Combine like terms: 7x + 9x = 16x
[4 + 16x] = 5 + -1(2x + 7)

Remove brackets around [4 + 16x]
4 + 16x = 5 + -1(2x + 7)

Reorder the terms:
4 + 16x = 5 + -1(7 + 2x)
4 + 16x = 5 + (7 * -1 + 2x * -1)
4 + 16x = 5 + (-7 + -2x)

Combine like terms: 5 + -7 = -2
4 + 16x = -2 + -2x

Solving
4 + 16x = -2 + -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.
4 + 16x + 2x = -2 + -2x + 2x

Combine like terms: 16x + 2x = 18x
4 + 18x = -2 + -2x + 2x

Combine like terms: -2x + 2x = 0
4 + 18x = -2 + 0
4 + 18x = -2

Add '-4' to each side of the equation.
4 + -4 + 18x = -2 + -4

Combine like terms: 4 + -4 = 0
0 + 18x = -2 + -4
18x = -2 + -4

Combine like terms: -2 + -4 = -6
18x = -6

Divide each side by '18'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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