diamondalize21p84czi
03.12.2019 •
Mathematics
Select all expressions that equal -)
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Ответ:
a and b.
Step-by-step explanation:
-6-(-2) = -6 + 2 = -4.
2 - 6 = -4.
Ответ:
x+y=20
hence:
y=20-x
(x+x^1/2)*(20-x+(20-x)^1/2)=155.55
solving the above we get:
x=6.51285 or x=13.4872
therefore one of the numbers is:
x=6.51285
or
y=13.4872