bre563
22.10.2020 •
Mathematics
If y = 8x + 4, what is x when y=60
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Ответ:
x=7
Step-by-step explanation:
y=8x+4
(given)
60=8x+4
(plug in 60 for y)
56=8x
(subtract 4 from both sides)
7=x
(divide both sides by 8)
Ответ:
false
Explanation:
energy can't be destroyed