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raekwon12
18.12.2019 •
Mathematics
what is the value of x in the solution to the following system of linear equations?
y=x-1
y=2x+1
–3
–2
–1
0
Solved
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Ответ:
x-1=y=2x+1
x-1=2x+1
minus x both sides
-1=x+1
minus 1 both sides
-2=x
value of x is -2
Ответ:
Answer
0 represents the surface of the swimming pool.
Step by step explanation
−8, which represents the depth of water in the swimming pool
+12, which represents the height of the slide at the pool
Here 0 represents the surface of the swimming pool.
Thank you. :)