(x,y)
sub those for x and y and see if you get a true statement
(2,-8)
6(2)+-8=-4
12-8=-4
4=-4
fasle
(2,8)
6(2)+8=4
12+8=4
20=4
false
(1,2)
6(1)+2=4
4+2=4
6=4
false
(1,-10)
6(1)+-10=4
6-10=-4
-4=-4
true
ANSWER IS D
Answer:
60%
Step-by-step explanation:
135-60%=54
so therefore the price fell to 54 and was 60% off!
Hope this helped!
Let x represent the amount of games played.
When x is used, it need to be multiplied by the price ($35).
x(35) = cost in $
Hope this helped :)
So hmmm check the picture below
so, we're looking for dr/dt then at 4:00pm or 4 hours later
now, keep in mind that, the distance "x", is not changing, is constant whilst "y" and "r" are moving, that simply means when taking the derivative, that goes to 0
=(3a-4a-3a)+(2b+6b-2b)+(-7c+9c-7c)
=-4a+6b-5c #