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

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


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

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

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

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

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

Combine like terms: 9 + -1 = 8
8 + x + -2x = 0

Combine like terms: x + -2x = -1x
8 + -1x = 0

Solving
8 + -1x = 0

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -1x = 0 + -8

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

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

Divide each side by '-1'.
x = 8

Simplifying
x = 8

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