(X-5)(-6+x) is -6x+x^2+30-5x which is x^2-11x+30 so Dan is correct Emily will have made a mistake when timesong either -6 x XOR -5 x x.
Answer:
8 slice of pizza
Step-by-step explanation:
Answer:
C and D
Step-by-step explanation:
x = 5 ± √25 - 8 / 2
= 5 ± √17 / 2
The correct options are C and D.
Answer:
Step-by-step explanation:
<u>Given system:</u>
Solve by graphing (see attached).
<u>The solution is the point of intersection of the two lines:</u>
8+4=12
9+7=16
12^2=144
16^2=256
144+256=400
square root of 400 is 20
therefore the distance from (8, -7) to (-4,9) is 20.