Y= (1/2)^x hope this helps :)
Let x rep cost of dvd in $
so the cost of tv is 3x
and x + 3x = 1132
4x=1132
x=1132/4
x= 283 and 3x=3(283)=849
13 is a whole number, integer, natural number and rational number. Rational number because it can be written as a fraction like 13/1. It is a whole number because it doesn't have any decimals. It is an integer because an integer is a positive or negative whole number and it is a natural number because a natural number is any positive number greater than 0.
Answer:
25
Step-by-step explanation:
40/24 = x/15
x = 15•40/24
x = 25
Let r represent reptiles
210=3r-120
330=3r
110=r
110 reptiles
