truesarah111
30.10.2020 •
Mathematics
2) C ( t ) = 4t =15
A) find C ( 4 ).
B) Find C ( t ) = 23.
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Ответ:
9514 1404 393
a) 31
b) t = 2
Step-by-step explanation:
Put the given value into the equation and solve for the unknown.
a) C(4) = 4·4 +15
C(4) = 31
__
b) 23 = 4t +15
8 = 4t
2 = t
Ответ:
Total buy (without taxes) = 30 + 35 = 65 $
Taxes = 6%(35) = 2.1 $
Total Buy with Taxes = 65 +2.1 = 67.1 $
A: 67 dollars and 10 cents