samyasehwail1289 samyasehwail1289

27-01-2021
Mathematics

contestada

using the elimination method how do I find x and y for the following problem:

4x-7y=13
4x + 7y = -29

Respuesta :

oktoriaok oktoriaok

27-01-2021

Answer:

8x= -16

x=-2

Step-by-step explanation:

1. add 4x+4x=8x

2. subtract -7y+7y=0

3. subtract 13-29= -16

4. divide -16 by 8x= -2

you basically align the variables and solve down.

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