In your basketball game you only made 2-point and 3-point shots. You made a total of 10 shots and scored a total of 22 points. Write and solve a system of linear equations to determine how many of your shots were two pointers and how many were 3-pointers.

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

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4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051