allureohicks allureohicks
  • 21-09-2021
  • Mathematics
contestada

1. Evaluate the expression -6.3a +2(a - b) for a = -2 and b = 1.1.

0 12.6

10.8

18.8

6.4

Respuesta :

jcherry99
jcherry99 jcherry99
  • 21-09-2021

Answer:

D or 6.4

Step-by-step explanation:

-6.3*(-2) + 2(-2 - 1.1)

- 6.3 * - 2 = 12.6 Notice that the two minus signs become a +

(-2 - 1.1)= (-3.1)   Multiply -3.1 * 2 = - 6.2

12.6 - 6.2 = 6.4

Answer Link

Otras preguntas

Why aren‘t magazine photos a good representation ofwhat a healthy person looks like?
assuming that it will rain when the sky is cloudy and dark is an example of a ?
what was a primary purpose for building the suez canal
What's the amount of electrons on each electron shell
âthe first line in a hypertext markup language (html) file is the _____, which is a processing instruction indicating the markup language used in a document.
The disposal of the dead in some religions puts a strain on the environment. Which are potential problems that may be caused by these practices? reduced food su
Line segment YZ was used to translate ABCDE. YZ is 6.2 inches long. What is the length of AA'+BB'+CC'+DD'+EE'?
how many minutes are there in 55°?
Where in the colonies was a spiritual decline especially evident
How do the slaves employ the principles of the revolution for their own aims?