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03-02-2021
Mathematics

contestada

What is the first step in adding these equations to eliminate y?
7x+2y=5
6x-8y=9
A. Multiply the top equation by 6.
B. Multiply the bottom equation by 5.
C. Multiply the bottom equation by 7.
D. Multiply the top equation by 4.

Respuesta :

03-02-2021

D. Multiply the top equation by 4.

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