subject
Mathematics, 23.10.2019 03:00 abby986

Without substituting
x+2y=7
-x+y=-4

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.
Answers: 1
question
Mathematics, 21.06.2019 16:30
The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?
Answers: 1
question
Mathematics, 21.06.2019 17:00
Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.
Answers: 1
question
Mathematics, 21.06.2019 21:30
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?
Answers: 1
You know the right answer?
Without substituting
x+2y=7
-x+y=-4...
Questions
question
Mathematics, 22.10.2020 02:01
Questions on the website: 13722361