subject
Mathematics, 04.12.2020 03:10 mommy562

10 points! + Evaluate 3n² + 4n -n if n = 7

Please show me how you got that answer.

Use PEMDAS OR BEDMAS..whichever one you choose.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 18:30
Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?
Answers: 1
question
Mathematics, 21.06.2019 20:10
Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm
Answers: 1
question
Mathematics, 22.06.2019 01:50
For the right triangle shown, the lengths of two sides are given. find the third side. leave your answer in simplified, radical form.
Answers: 1
question
Mathematics, 22.06.2019 05:30
What is the method used to multiply binomials using foil?
Answers: 1
You know the right answer?
10 points! + Evaluate 3n² + 4n -n if n = 7

Please show me how you got that answer.
Questions
question
Social Studies, 25.07.2019 03:40
Questions on the website: 13722363