puffley
18.07.2019 •
Mathematics
7/2x−1/2y=9/2 3x−y=5 what is the solution of the system of equations?
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Ответ:
Ответ:
3
Step-by-step explanation:
6x-7y=4
Plug in 2 for y
6x-7(2)=4
6x-14=4
Add 14 to both sides
6x=18
Divide both sides by 6 to get x alone
x=3