Answer:
search up-area of circle formula and circumference of a circle formula
Step-by-step explanation:
Answer:
Infinite.
Step-by-step explanation:

Expand:

Add 6 to both sides:


Subtract 3x from both sides:


No matter what x is, it doesn't affect the answer. Thus, the equation is true for all values of x.
Answer:
Let v = ml of 100% vinegar
Then 150-v = ml of dressing
v + .05(150-v) = .24(150)
v + 7.5 - .05v = 36
.95v = 28.5
v = 28.5/.95
v = 30 ml of vinegar
dressing = 150-30 = 120 m
For the first one it’s b and I’m sorry but I’m not sure about the second
That would be 8 and 9.
9*8=72
While 9+8=17
I hope this helps! (: