7x-9=-6[x+1]-16

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Solution for 7x-9=-6[x+1]-16 equation:


Simplifying
7x + -9 = -6[x + 1] + -16

Reorder the terms:
-9 + 7x = -6[x + 1] + -16

Reorder the terms:
-9 + 7x = -6[1 + x] + -16
-9 + 7x = [1 * -6 + x * -6] + -16
-9 + 7x = [-6 + -6x] + -16

Reorder the terms:
-9 + 7x = -6 + -16 + -6x

Combine like terms: -6 + -16 = -22
-9 + 7x = -22 + -6x

Solving
-9 + 7x = -22 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
-9 + 7x + 6x = -22 + -6x + 6x

Combine like terms: 7x + 6x = 13x
-9 + 13x = -22 + -6x + 6x

Combine like terms: -6x + 6x = 0
-9 + 13x = -22 + 0
-9 + 13x = -22

Add '9' to each side of the equation.
-9 + 9 + 13x = -22 + 9

Combine like terms: -9 + 9 = 0
0 + 13x = -22 + 9
13x = -22 + 9

Combine like terms: -22 + 9 = -13
13x = -13

Divide each side by '13'.
x = -1

Simplifying
x = -1

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