Safahoussein Safahoussein

23-10-2019
Mathematics

contestada

How do you solve this without substituting
2a+b=-5
-5a+b=16

Respuesta :

rpbohanon rpbohanon

23-10-2019

Answer:

answer shown in picture above

Step-by-step explanation:

you need to multiply them so that you can simplify it. the bottom b will become negative and the b's will x out

Ver imagen rpbohanon

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