Greek779
Greek779 Greek779
  • 02-09-2015
  • Mathematics
contestada

Evaluate the expression when x = 7 and y = 2 x – y – 3
a. 2
b. 5
c. 6
d. 8

Respuesta :

ayah1
ayah1 ayah1
  • 02-09-2015
x - y - 3           (replace x with 7 and replace y with 2)
7 - 2 - 3
   5 - 3
      2

The answer is 2.
Answer Link

Otras preguntas

Can you summarize the text: The arts flourished during the Ming dynasty. Newly wealthy merchants and artisans wanted entertainment and could afford printed book
The U.S. Constitution outlines the powers of our federal government but it also limits those powers. Correct the text by inserting one comma.
how might lowry's use of fire as a symbol for love connect to a thematic concept of the giver ? what might lowry communicate about that thematic concept by usin
Based on the passage above, which of the following is an opposing claim? A. Delia does not have experience with taking care of young children. B. Delia is v
Let f(x)=9+2x and g(x)=x^2-3x+4. Find g(3) + f(1).
4a a-5b, in a = 12 and b = 9​
y is directly proportional to x y = 24 when x = 1.5 work out the value of y when x = 5
What are Multiples of 5
Question 4: A psychological study aimed to investigate the relationship between a person’s attitude with his/ her perception of human faces. 165 subjects were a
which of three following words best fits the three leaders listed bellow