Answer:
-1, -12
Step-by-step explanation:
you take b which is 6 and make it negative, then you take a and multiply it by 2, which is 6. you then take the 2 numbers and put the -b over 2a in this formula -b/2a giving you -1 as your x value
after you do that, you input the -1 into the equation as x and the value you get out of that (-12) is the y value of the vertex
Answer:
26
Step-by-step explanation:
3*2+4*5=6+20=26
Answer:
-7/20
Step-by-step explanation:
3/10 ÷ -6/7
Copy dot flip
3/10 * -7/6
-21/60
Divide the top and bottom by 3
-7/20
Answer:
5 m/min
Step-by-step explanation:
Initial speed = 6 m/ min
Final speedd = 4 m/ min

Average speed = 
Avg. Speed = 5 m / min.