16x+8y=21

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Solution for 16x+8y=21 equation: 


Simplifying
16x + 8y = 21

Solving
16x + 8y = 21

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
16x + 8y + -8y = 21 + -8y

Combine like terms: 8y + -8y = 0
16x + 0 = 21 + -8y
16x = 21 + -8y

Divide each side by '16'.
x = 1.3125 + -0.5y

Simplifying
x = 1.3125 + -0.5y

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