9-(2x+1)=x-4

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Solution for 9-(2x+1)=x-4 equation:


Simplifying
9 + -1(2x + 1) = x + -4

Reorder the terms:
9 + -1(1 + 2x) = x + -4
9 + (1 * -1 + 2x * -1) = x + -4
9 + (-1 + -2x) = x + -4

Combine like terms: 9 + -1 = 8
8 + -2x = x + -4

Reorder the terms:
8 + -2x = -4 + x

Solving
8 + -2x = -4 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
8 + -2x + -1x = -4 + x + -1x

Combine like terms: -2x + -1x = -3x
8 + -3x = -4 + x + -1x

Combine like terms: x + -1x = 0
8 + -3x = -4 + 0
8 + -3x = -4

Add '-8' to each side of the equation.
8 + -8 + -3x = -4 + -8

Combine like terms: 8 + -8 = 0
0 + -3x = -4 + -8
-3x = -4 + -8

Combine like terms: -4 + -8 = -12
-3x = -12

Divide each side by '-3'.
x = 4

Simplifying
x = 4

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