8x-(6x+5)=4x-21

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Solution for 8x-(6x+5)=4x-21 equation:


Simplifying
8x + -1(6x + 5) = 4x + -21

Reorder the terms:
8x + -1(5 + 6x) = 4x + -21
8x + (5 * -1 + 6x * -1) = 4x + -21
8x + (-5 + -6x) = 4x + -21

Reorder the terms:
-5 + 8x + -6x = 4x + -21

Combine like terms: 8x + -6x = 2x
-5 + 2x = 4x + -21

Reorder the terms:
-5 + 2x = -21 + 4x

Solving
-5 + 2x = -21 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-5 + 2x + -4x = -21 + 4x + -4x

Combine like terms: 2x + -4x = -2x
-5 + -2x = -21 + 4x + -4x

Combine like terms: 4x + -4x = 0
-5 + -2x = -21 + 0
-5 + -2x = -21

Add '5' to each side of the equation.
-5 + 5 + -2x = -21 + 5

Combine like terms: -5 + 5 = 0
0 + -2x = -21 + 5
-2x = -21 + 5

Combine like terms: -21 + 5 = -16
-2x = -16

Divide each side by '-2'.
x = 8

Simplifying
x = 8

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