Use the substitution method to solve the system of equations:y - 5x = 7; y = 3x - 9*
O
(8,33)
0 (-8,33)
O (8,-33)
O (-8,-33)

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

Apackage of orgainc strwberries costs $1.50 while there in season and $2.25 when not in season what the percent increase