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

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

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