x + a/b = m/n x + a/b - a/b = m/n - a/b x = m/n - a/b x = (b/b) (m/n) - (n/n) (a/b) x = bm/bn - an/bn x = bm - an/bn what type of number is x for the sum to be irrational

Name the quadrilaterals that have four equal sides.

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

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