Two quantities, a and b, have a proportional relationship, where a is - 4 when is - 3. Create an equation to represent this relationship.

Nine more than four times a number is the same as one less than twice the number. find the number?

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?

Arational number that is equivalent to -20/4?