What is the result of subtracting the second equation from the first?
-20 + 7y = 10
3x +...
Mathematics, 05.05.2020 03:13 shadowsnake
What is the result of subtracting the second equation from the first?
-20 + 7y = 10
3x + 7y = 2
Rep
Answers: 1
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 18:40, calebhoover03
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
Mathematics, 21.06.2019 23:40, afrimart1
Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?
Answers: 2
You know the right answer?
Questions in other subjects:
Biology, 13.11.2019 04:31
History, 13.11.2019 04:31
Health, 13.11.2019 04:31
