Aplot of land is in the shape of a triangle. if one side is x meters, a second side (5x−3) meters, and a third side is ( 7x − 6 ) meters, express the perimeter of the lot as a simplified expression in x.

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?

Which of the following circles have their centers on the x-axis? check all that apply.