-8 and 16 is the answer individually but if you add them the answer is 8
Here is the equation:

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You need to get "x" by itself so minus 3 from each side

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Divide 8 by 2

÷

x=4
So each 4 is equivalent to 4
Lets check:

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So that means that Marcus practiced the piano for 4 hours and Donnel practiced for 7
Answer: Train A - 60 mph; Train B - 125 mph
Explanation: To find the speed of Train A, you should do 120/2, which equals 60. To find the speed of Train B, you should do 250/2, which equals 125.
Multiply 54 times 100 then divide by 1,762
54 times 100= 5400
5400\1,762= .03
which equals to 3%
Answer:
Rosa ran
of the total distance between her house and her school.
Step-by-step explanation:
Distance between Rosa's house and her school =
miles ≈ 4.5 miles
She ran distance = 3 miles
Therefore, fraction of the total distance between her house and school she run = 
= 
= 
= 
Therefore, Rosa ran
of the total distance between her house and her school.