arianna4017 arianna4017

06-12-2019
Mathematics

contestada

i need help please :) lol

i need help please lol class=

Respuesta :

spark10 spark10

06-12-2019

Answer:

C

Step-by-step explanation:

If you multiply the top equation by 7, you will get -7x.

Then, if you add -7x to 7x, it will eliminate the x value

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