ma8ddegkisage ma8ddegkisage

11-10-2016
Mathematics

contestada

What value of n makes the equation true?

0.7n+0.8n=2.1

n=3.60n=3.60

n=0.60n=0.60

n=1.40n=1.40

n=3.15

Respuesta :

lukasshaitzma lukasshaitzma

12-10-2016

0.7n + 0.8n = 2.1
1.5n = 2.1 (add like terms(0.7+0.8=1.5))
n=2.1/1.5 (get en on its own)
n=1.40

Answer Link

Otras preguntas

An extended aeration plant consists of three oxida- tion ditches without primary clarification. Each ditch' has a volume of 2.0 mil gal. The average annual flow

Use the Routh-Hurwitz criterion to find how many poles of the following closed-loop system, T(s), are in the rhp, in the lhp, and on the jw-axis:. s³ +75²-21s +

What soil properties impact the amount and size pores in the soil?

I just need level two and three solved please

a) The points \( A, B \) and \( D \) have coordinates \( (2,-1,5),(5,2,10) \) and \( (-1,1,4) \) respectively. b) Show that the vector \( \underset{B D}{\righta

Lisa had a formidable task ahead of her; she wanted to prepare an income statement, statement of retained earnings and a balance sheet for the year ended or as

Roll two dice and sum their results together. Find a) P( sum > 6) b) P (between 5 and 8 inclusive) c) Odds in favor of 3 or 10 d) P (even sum) e) Is it bette

Last Saturday an accident caused a traffic jam 13 miles long on a stretch of the interstate. Would there be more or less vehicles if you were told there were a

The number of students coming to the computer room is said to follow a Poisson distribution with mean of 2 people per minute. (a) What is the probability of hav

An engineer working in a well reputed engineering firm was responsible for the designing and estimation of a bridge to be constructed. Due to some design inadeq