Answer:
Answer: Janet is 16, and David is 11.
Step-by-step explanation:
Let the ages be j and d.
j = d + 5
j + d = 27
Substitute d + 5 for j in the second equation.
d + 5 + d = 27
2d + 5 = 27
2d = 22
d = 11
Substitute 11 for d in the first equation.
j = d + 5
j = 11 + 5
j = 16
Answer: Janet is 16, and David is 11.
Answer:
I guess you are trying to find the perimeter of the parking lot.
the fomula is P= 2L+2W.
Step by step:
20yards( 2 ft )+ 30 yards +20 yards + 30 yards=
100 yards 2 ft.
I hope it's help.
Answer:
v = 63
Step-by-step explanation:
v = 1/2(7)(6)(3)
v = 63
Answer: 2200 yards
Step-by-step explanation:
First find the unit rate, 660/3 = 220
So, Owen can jog 220 yards in one minute.
220 times 10 to find how much Owen can jog in 10 minutes.
220*10 = 2200.