Afirefighter uses equipment that weighs 60 pounds. the firefighter weighs x pounds. which equation can be used to find t, the total weight of both the firefighter and its equipment in pounds?

a. t=60x
b. t=x+60
c. t=60-x
d. t=y-60

Which system of linear inequalities is represented by the graph?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?

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