gilardinicole3
gilardinicole3 gilardinicole3
  • 07-05-2020
  • Mathematics
contestada

Add the equations.
3x - y = -1
+ - 3x + 3y= 27
O A. 2y = 26
O B. -2y=-28
O c. 4y= 28
O D. 6x - 4y= -28

Respuesta :

devishri1977
devishri1977 devishri1977
  • 07-05-2020

Answer:

Step-by-step explanation:

 3x -  y  = -1

-3x + 3y = 27  

       2 y = 26

When adding, 3x + (-3x) = 0

3y - y = 2y

27- 1 = 26

Answer Link

Otras preguntas

which of the following pairs of sets given below are equal?​
Two trains start from the same station at the same time, train A is going north bound while train B is going south bound. After 5 minutes the trains are 10km ap
ENGLISH ==========what is tense ​
Don, Bob, and Ron Maloney’s partnership interests in Maloney Bros. Contracting are in the ratio of their capital contributions of $78,000, $52,000, and $65,000,
4) Which algebraic rule describes the transformation? A) (x, y) + (x,y) B)(x, y) + (x, y) 9 (x,y) → (-x, -y) D) (x,y) - (-y, -x)
(50 POINTS) PLEASE HELP!!!!!!!! WILL GIVE BRAINLEIST!!!!!!!!!Are the requirements the same to run for the office of United States Senator representing the state
Most dividing human cells take___________to complete a cell cycle. Please only answer if you actually know the answer, giving brainliest
Reasons for Mary I's religious beliefs?
Please help is needed!
Here are fractions A) 2/5 B) 2/3 C) 1/4 D) 1/4