4x2-3x+7x2-4x
11x4-7x+3
(5a+4)-(5a+3)
1
6v(2v+3)
12v2+18v
how much you study grades you get
positive
(-1,1),(-2,3)
3-1/-2-(-1)=2/-1=-2
3x2-1x+7x2-4x +9
10x4-5x+9
(5p2-3)+(2p2-3p3)
-3p3+7p2-3
7(-5v-8)
-35v-56
how much you run and the tread on ur shoes
negative
(1,5),(2,-2)
-2-5/2-1=-7/1=-7
10x3-1x+4x+53+3x-9
15x6+6x-9
(3x4-3x)-(3x-3x4)
6x4-6x
(2n+2)(5p-8)
12n2+2n+12n+2
12n2+14n+2
how high you can count and grade on science test
no correlation
(-1,-2)(1,5)
5-(-2)/1-(-1)=7/2
7x10+4x-13x+8x10+8
15x20-9x+8
(-4k4+14+3k2)+(-3k4-14k2-8)
-7k4-11k2+6
(6p+8)(5p-8)
30p2-48p+40p-64
30p2-8p-64
Hours spent driving and how much better you are
positive
(4,1)(-1,3)
3-1/-1-4=2/-5
8x4-10x+14x+4x4+17
12x8+4x+17
(-7x5+14-2x)+(10x4+7x+5x)
-2x5+10x4+5x+14
(6n+3)(6n-4)
36n2-24n+18n-12
36n2-6n-12
hours slept and the amount of gas in car
no correlation
(3,2)(-4,5)
5-2/-4-3=3/-7