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06.04.2020 •
Mathematics
What is the solution to this system of equations?
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Ответ:
y=2 and x=5
Step-by-step explanation:
first you substitute x=y+3
[y+3+y=7]
Then Isolate y for y+3+y=7 ; y=2
for x=y+3 substitute y=2
x=3+2
3+2=5
x=5
y=2 and x=5
Ответ:
60
Step-by-step explanation: