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rafa3997
23.06.2021 •
Mathematics
1. The freezing point of water varies directly with the salt content of the water. Fresh water (no salt content) freezes at a temperature of 0°C. Ocean water has a salt content of 3.5% and freezes at -2°C. Identify the independent and dependent variables. Explain your choices.
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Ответ:
well its -3
Step-by-step explanation:
i did the work
Ответ:
Plug zero in for x and solve for y.
Plug zero in for y and solve for x.
y = (-1/2)(0) -3
y = -3
(0,-3)
0= (-1/2)x -3
3= (-1/2)x
-6 = x
(-6,0)