Representa en la recta los intervalos siguientes y exprésalos como conjunto. ]- 4, 4]
[ 2, 5 >
<0, 3>
(- 4, 0]

Consider the system: y = 3x + 5 y = ax + b what values for a and b make the system inconsistent? what values for a and b make the system consistent and dependent? explain

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?