I only know 1 & 4 .. 2 & 3 seem hard to me ..
X >7
X< -7
-
Reading from the graph, we find the vertex (lowest part of the graph) is at (-0.5, -6.5)
The axis of symmetry is a vertical line (in this case) passing through the vertex, namely x=-0.5
Answer:
A
Step-by-step explanation:
So if she got them at 30% off that means
$63 = 70%
divide both sides by 70 to get 1%
$0.90 = 1%
multiply by 100 to get full price
$90 = 100%
original price was $90
The answer would be to because you were add 2+3 which equals six and then you multiply 6 times 3 which equals 12