Answer:
A scale to plot data
It is hard to tell the difference between the choices. If they are the following:
- a starting point with equal intervals that follow
- a stopping point for the data that can fit on the graph
- a way to locate data
- a scale to plot data
(8x^2+2x+8)+(3x^3+7x+4)=
8x^2+2x+8+3x^3+7x+4
3x^3+8x^2+(2+7)x+12=
3x^3+8x^2+9x+12
Answer: Option A. 3x^3+8x^2+9x+12
For 6 I think it was B I am not so sure. Its been a long time since i did triangles
3+5=8
1200 voters
1200/8 = 150
Female: 5 x 150 = 750 voters
Male: 3 x 150 = 450 voters
B) C=0.23m+34.99
because you get you base price definitely and extra minute price can be removed if you don't use more than 100