Adding & Subtracting Polynomials
(2x-1)+(4x-2)
6x-3
what is the equation for slope?
y=mx+b
(x+3)(2x+1)
2x2+7x+3
y = 6x − 11
−2x − 3y = −7
(2,1)
4x + 8y = 20
−4x + 2y = −30
(7,-1)
(14x-5)-(7x+6)
7x-11
If John throws a football y=5x+6 yards what is the slope of that throw.
5x=slope
(2x-4)(4x+4)
8x2-8x-16
y = −3x + 5
5x − 4y = −3
(1,2)
8x + y = −16
−3x + y = −5
(-1,-8)
(2x2+3x-1)-(5x2+2x-4)
-3x2+x+3
If Jack throws a football y=8x+10 what yard line did he start out at.
the 10 yard line
(10x+8)(20x+4)
200x2+200x+32
−3x − 3y = 3
y = −5x − 17
(-4,3)
−4x + 9y = 9
x − 3y = −6
(9,5)
(4x2+6x-3)+(6x2-8x+14)
10x2−2x+11
If Tyrone runs the football y=5x+20 yards what yard line is he going to be at if he started 5 yards more
the 25th yard line
(8x2+10x+8)(12x2+20x+7)
96x4+280x3+352x2+230x+56
−5x + y = −2
−3x + 6y = −12
(0,-2)
−4x − 15y = −17
−x + 5y = −13
(8,-1)
(10x3+3x2-6x+10)+(24x3+8x2-6x+4)
34x3+11x2+12x+14
If Luis kicks a football y=5x+30 far how many yards does the football go up per second
5 yards
(6x2-6x-5)(7x2+6x-5)
42x4−6x3−101x2+25
−2x + 6y = 6
−7x + 8y = −5
(3,2)
2x + 8y = 6
−5x − 20y = −15
Infinite number of solution