21+8x=-11

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Solution for 21+8x=-11 equation: 


Simplifying
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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