D?? mark crown if correct
Answer:
$220
Step-by-step explanation:
Make a proportion
We know that 99 over some number (x) must equal 45%
99/x=45/100
Cross multiply
45x=9,900
Divide by 45 on both sides
x=220
So, the tablet costs $220
Hope this helps! :)
it can not be a function because functions only have ONE input to each output
ANSWER
b.
EXPLANATION
The given polar equation is,

Cross multiply to get,


Substitute,

and







This is an ellipse whose center is shifted to the left with orientation on the x-axis
The correct choice is B.
Answer:
-4
Step-by-step explanation:
-3r+9=-4r+5
-3r+4r=5-9
r=-4