Answer:
-12
Step-by-step explanation:
-8-4=-12
because -×-=+
and -+-=-
why because when you add the highest number gives you the sign
Answer:
I don't really know but I'm pretty sure u can fix it and answer this question
Answer:
B.
Step-by-step explanation:
multiplying by 2 gives C=4*pi*r
make r = 3 for example, and you get C = 6pi
when you plug r into the new formula, C= 12pi, which is double
Answer:
Below.
Step-by-step explanation:
(a). The x estimations of the turning points are -1.8 and 1.1, according to the graph.
(b). Where the graph crosses the x axis are the solutions. x = -3, 0, and 2 are the values.
In plain and short, what value of "x" makes the expression |3x + 5| to 0?
well, we can check by simply setting it to 0 and solving for x.

notice, all you do is, get the x-value that makes the expression to 0, and then append the constant outside it as the y-value, and that's the vertex.