Answer:
10
Step-by-step explanation:
P.s. Coefficient always goes before the variable
= 2b + 4
= 2(3) + 4 Substitute b for 3
= 6 + 4
= 10
Answer:
(13+83+85+87+90+91+93+97+98+99+100+100):12= 85,33
Answer: x=26
Step-by-step explanation:
Answer:
Ok:
Step-by-step explanation:
I see that you set up 90 miles = 60 mph * t, where you found out that t = 1.5. What what you needed to do was set 180 miles = 45 mph * t. This is because it is 45 mph for the <em>whole</em> trip. Then, you find that t = 4 hours. That that means that he spent 2.5 hours driving back. Then, we can do d=vt and find 90/2.5 as the speed he went home at. Which comes out to be 36 mph.
5 goodie bags
25 pies
25/2= 12.5
12.5=2.5
The answer varies if you choices are whole numbers or fraction, right now it would be 2 and a half pies but it could change if they are asking for a whole number