simba196
simba196
01-08-2016
Mathematics
contestada
a + c =150
9a + 6c = 1155
Respuesta :
konrad509
konrad509
01-08-2016
[tex]a+ c =150\\ 9a + 6c = 1155\\\\ a+c=150\\ 3a+2c=385\\\\ -2a-2c=-300\\ \underline{3a+2c=385}\\ a=85\\\\ 85+c=150\\ c=65 [/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 75+ )
Otras preguntas
Select all the correct answers Amber is writing to an accountant that she would like to interview to gain information about the career field. What information s
Why did President John F. Kennedy have trouble negotiating with Congress?
Which of the following statements about the smooth endoplasmic reticulum is/are correct? a.Liver cells are abundant in SER. b.The testes and ovaries are tissue
Dan and David win some money and share it in the ratio 5:4. Dan gets £8 more than David. How much did David get? URGENT PLEASE ANSWER AS SOON AS POSSIBLE
convert 84 inches to yards
A store owner paid 15$ for a book. She marked up the price of the book by 40% to determine its sellings price what is the selling price of the book
Evaluate [(21+6)-3^2]divided by 9•2
What was the primary motivation for most settlers in the western territories in the 1800s
History, maturation, and instrumentation are especially threatening to studies when _____. a. there are big individual differences between participan
Who was the main military commander for Southern forces during the Civil War??
