barnese885 barnese885

19-03-2020
Mathematics

contestada

Algebra help please!
Solve the system below by graphing. Write your answer as an ordered pair:
X - Y = 4
2x + 5y = 15

Respuesta :

allyslay28 allyslay28

19-03-2020

Answer:

x,y =5,1

Step-by-step explanation:

Answer Link

Sweetpsycho254 Sweetpsycho254

20-03-2020

Answer:

y=1

x=5

Step-by-step explanation:

use substitution

x=4+y

2(4+y)+5y=15

8+2y+5y=15

7y=7

y=1

x-1=4

x=5

Answer Link

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