Two cars leave towns 300 kilometers apart at the same time and travel toward each other. one car's rate is 16 kilometers per hour more than the other's. if they meet in 2 hours, what is the rate of the faster car?

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

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

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18