Answer:
80/3
Step-by-step explanation:
same distance is covered at different speed , avg speed= 2ab/a+b
= 2*20*40/60
= 80/3
Answer:
-1.6
i think
Step-by-step explanation:
you have to do y2-y1
x2-x1
then divide y by x
hope this helped
Answer: x (y-3)/2
Step-by-step explanation:The function: f(x) 2x+3
Put "y" for "f(x)": y 2x+3
Subtract 3 from both sides: y-3 2x
Divide both sides by 2: (y-3)/2 x
Swap sides: x (y-3)/2
1/1000 of a liter is a milliliter, so a.
1 milliliter is equal to 1 cm^3, so b