8x+16-6x=21

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Solution for 8x+16-6x=21 equation: 


Simplifying
8x + 16 + -6x = 21

Reorder the terms:
16 + 8x + -6x = 21

Combine like terms: 8x + -6x = 2x
16 + 2x = 21

Solving
16 + 2x = 21

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 2x = 21 + -16

Combine like terms: 16 + -16 = 0
0 + 2x = 21 + -16
2x = 21 + -16

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

Divide each side by '2'.
x = 2.5

Simplifying
x = 2.5

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