Based on the linearity property, which of the following are valid constraints for a linear programming model?

Select all that apply:

$8$

$15$

x

$+$

$10$

y

$<=$

x

$14$

$44$

$25$

$<=$

x

y

$($

$14$

x

$+$

$2$

$)$

$2$

$=$

$3$

$($

x

$+$

y

$)$

$2$

$10$

x

$=$

$3$

x

$($

x

$+$

y

$)$

$26$

$$

x

$<=$

$15$

x

$$

$13$

x

y

$25$

y

x

$>=$

$2$

$+$

y