-21=-8x-5

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Solution for -21=-8x-5 equation:


Simplifying
-21 = -8x + -5

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

Solving
-21 = -5 + -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.
-21 + 8x = -5 + -8x + 8x

Combine like terms: -8x + 8x = 0
-21 + 8x = -5 + 0
-21 + 8x = -5

Add '21' to each side of the equation.
-21 + 21 + 8x = -5 + 21

Combine like terms: -21 + 21 = 0
0 + 8x = -5 + 21
8x = -5 + 21

Combine like terms: -5 + 21 = 16
8x = 16

Divide each side by '8'.
x = 2

Simplifying
x = 2

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