3+2x=6y 6x+2y=5 are these lines parallel, perpendicular or neither

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

Carl is boarding a plane. he has 22 checked bags of equal weight and a backpack that weighs 4 \text{ kg}4 kg. the total weight of carl's baggage is 35 \text{ kg}35 kg.

The length of a rectangle (x+5) inches long, and the width is 3 2/5 inches. if the area is 51 square inches, write and solve an equation to find the length of the rectangle.