azarco7879
azarco7879
11-12-2017
Mathematics
contestada
How many tickets were sold on Sunday? Thanks
Respuesta :
xisca
xisca
11-12-2017
the answer is 210 children tickets were sold . if you multiply the first equation by 7 it would be 7x+7y=2590. then subtract equation 2 from 1 you will have 4x=840 so x=210. Also you can use substitution method.
Answer Link
VER TODAS LAS RESPUESTAS ( 36+ )
Otras preguntas
recover faster from an illness use defense mechanisms develop an external locus of control develop type a behavior
Callie is conducting a survey of religiosity and religious affiliation among men in different countries. In which of the following countries is Callie most like
For a capital investment analysis using the net present value approach, how many of the following cash flows should be included in the decision making process?
customers depart from a bookstore according to a poisson process with rate a per hour. each customer buys a book with probability p, independent of everything e
Social media connections can serve as a means of recognizing relationships among a group of people. These relationships can be represented as an undirected grap
30 POINTS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
A six sided die is tossed 3 times the probability of observing three ones in a row is1/271/61/2161/3
pi 0:001i, and is independent of all other hours. find a good approximation for the probability that there are exactly 10 earthquakes over a period of 10000 ho
what distinguished walker’s approach to the process of ending slavery from the standard approach at the time?
for the vermont shingles, is there evidence that the population mean weight is different from 3,700 pounds?
