Solve for x:
2^2(x)-5X2^x+6=0

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?