timmy29
timmy29
25-02-2018
Mathematics
contestada
[x÷(y–1)](−4)–[xy+(−3)]÷(−1) if x=−5, y=−2
Respuesta :
sqdancefan
sqdancefan
25-02-2018
The result is 1/3.
_____
The first attempt in the attached picture has parentheses in the wrong place for the second term. This simplifies to
.. (-5/-3)*(-4) +(10 -3)
.. = -20/3 +7
.. = -(6 2/3) +7
.. = 1/3
Answer Link
VER TODAS LAS RESPUESTAS ( 31+ )
Otras preguntas
The market value of cell phones made and sold in America by a Japanese-owned company is included in _
Allicin contains 59.9 g of carbon, 21.7 g of hydrogen, 24.4 g of oxygen, and sulfur. What is the mass percent of sulfur in a 162 g sample of the compound?"
What is the simplified form of the quantity of x plus 9, all over 5 − the quantity of x plus 5, all over 5?
why is it a good idea to have one person in charge of office operations
president jackson viewed the national bank as
six friends have 4 sandwiches to share. what fraction of a sandwich would each person get?
A _______________ is someone who seeks to influence public officials in favor of a specific cause or agenda.
what effect did orpheus music have on people and gods give two examples
Which of the following is not an example of a mineral crystal shape? A. Pyrite B. Calcite C. Kryptonite D. Quartz
What is the main benefit of having the narrator begin the story with events from his childhood
