7. At a sports store, Curtis bought some
baseball card packs and some T-shirts.
The baseball card packs cost $3 each
and the T-shirts cost $8 each. If Curtis
spent $30, how many baseball card
packs and how many T-shirts did he
buy?
A. 4 packs and 2 T-Shirts
B. 4 packs and 3 T-Shirts
C. 2 packs and 2 T-Shirts
D. 2 packs and 3 T-Shirts

Graph the equation. select integers for x

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.