-(2x+1)=8x+9

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Solution for -(2x+1)=8x+9 equation:


Simplifying
-1(2x + 1) = 8x + 9

Reorder the terms:
-1(1 + 2x) = 8x + 9
(1 * -1 + 2x * -1) = 8x + 9
(-1 + -2x) = 8x + 9

Reorder the terms:
-1 + -2x = 9 + 8x

Solving
-1 + -2x = 9 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-1 + -2x + -8x = 9 + 8x + -8x

Combine like terms: -2x + -8x = -10x
-1 + -10x = 9 + 8x + -8x

Combine like terms: 8x + -8x = 0
-1 + -10x = 9 + 0
-1 + -10x = 9

Add '1' to each side of the equation.
-1 + 1 + -10x = 9 + 1

Combine like terms: -1 + 1 = 0
0 + -10x = 9 + 1
-10x = 9 + 1

Combine like terms: 9 + 1 = 10
-10x = 10

Divide each side by '-10'.
x = -1

Simplifying
x = -1

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