betseydemarcus betseydemarcus
  • 27-04-2020
  • Mathematics
contestada

12. Determine if the following ordered pair is a solution to the equation. Write yes or no and show your work. 8x-7y=12; (-2,-4)

Respuesta :

jgutierrezhernan jgutierrezhernan
  • 27-04-2020

Answer:

Yes

Step-by-step explanation:

If you plug -2 in for X and -4 in for Y, you get 8×(-2) - 7(-4) = 12 ⇒ -16 + 28 = 12

You get 12=12 which  is true.

Answer Link
ohohoh2
ohohoh2 ohohoh2
  • 27-04-2020
Yes because if you plug in -2 to x and -4 to y , you get 12.
8(-2)-7(-4) = (-16)-(-28) = (-16) + (28) = 12
Answer Link

Otras preguntas

What is a triangle with three equal sides called
Chromium III monohydrogen phosphate formula
This postcard from San Francisco can be seen as an example of A) xenophobia. B) a diaspora. C) cultural diffusion. D) religious tolerance.
If the interest rate on a savings account is 0.018%, approximately how much money do you need to keep in this account for 1 year to earn enough interest to cove
what was a common experience for working-class families during the industrial revolution
1. Describe what is meant by "bridge notation" and explain its value. This is an essay question.
7 more than the quotient of a number n and 4 is 9
Korn/ferry international reported that amongst the 100 largest companies listed in 2011, that 96% of boards of directors had at least one female director a. Tr
What is the most important insight momaday gains about his heritage during his pilgrimage from yellowstone to his grandmother'rs grave at rainy mountain?
Who devised the first vaccination in 1796?