11+6=8x+21

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Solution for 11+6=8x+21 equation: 


Simplifying
11 + 6 = 8x + 21

Combine like terms: 11 + 6 = 17
17 = 8x + 21

Reorder the terms:
17 = 21 + 8x

Solving
17 = 21 + 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.
17 + -8x = 21 + 8x + -8x

Combine like terms: 8x + -8x = 0
17 + -8x = 21 + 0
17 + -8x = 21

Add '-17' to each side of the equation.
17 + -17 + -8x = 21 + -17

Combine like terms: 17 + -17 = 0
0 + -8x = 21 + -17
-8x = 21 + -17

Combine like terms: 21 + -17 = 4
-8x = 4

Divide each side by '-8'.
x = -0.5

Simplifying
x = -0.5

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