Answer:
(4x+12)=90
x= 19.5
Step-by-step explanation:
Answer:
1. -9
2. -2
3. -3
4. 2 (positive)
Step-by-step explanation:
positive + negative= positive
negative + positive =negative
positive +positive =positive
negative +negative =negative
hope you like it ( ' - ' )
Find the midpoint:
m= x1+x2/2; y1+y2/2
m= 9+-1/2; 8+-2/2
m= 8/2; 6/2
m= (4,3)
(4,3) is your answer.
I hope this helps!
~kaikers
What is the question? I don't understand please explain?
8 rock in 5 minutes
54 rocks / 8 rocks = 6.75
6.75 x 5 minutes = 33.75 minutes
