Answer:
3z+13
Step-by-step explanation:
Perimeter is found by adding all the sides
z+2+z+2+z+9
3 z variables 2+2+9=13
Simplified equals
3z+13
Hope this helps!
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Your tenths place is the 6. If a number is above 5, you round up. and since this number is 96, you would round to 100, but since its a decimal, you round up the actual number to make 28.00. Final answer: 28
Answer:
140
Step-by-step explanation:
Let the speed of car be x km/h
speed of train=x+5 km/h
distance=speed*time
thus distance covered by car:
x*4=4x km
distance covered by train:
7(x+5) km
total distance:
4x+7x+35=255
11x=255-35
11x=220
x=20 km/h
speed of train=20+5=25 km/hr
Answer:
evfgeff gr
Step-by-step explanation:
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