8x-21=11

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Solution for 8x-21=11 equation: 


Simplifying
8x + -21 = 11

Reorder the terms:
-21 + 8x = 11

Solving
-21 + 8x = 11

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 8x = 11 + 21

Combine like terms: -21 + 21 = 0
0 + 8x = 11 + 21
8x = 11 + 21

Combine like terms: 11 + 21 = 32
8x = 32

Divide each side by '8'.
x = 4

Simplifying
x = 4

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