2 years ago

Need help simplifying using factor tree

Mathematics

1 answer:

guajiro [1.7K]2 years ago

4 0

25sqrt7 that’s the answer good luck bro

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A moon is about 420000 miles away from it orbits.

Pie

A: $4.2* 10^{5}$

B: 6* $10^{4}$ is 60000 so to find the answer do 420000/60000 to get a final time of 7 hours.

It would take 7 hours to get to the moon

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2 years ago

Interest earned after 15 days on $8000, at 8.5%

belka [17]

Answer:

I=10,200

Step-by-step explanation:

I=PRT

P=8000

R=8.5

T=15 days

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3 years ago

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Solve for z<br> 3z-5+2z=25-5z

iren [92.7K]

Answer:

z=3

Step-by-step explanation:

Add 3z and 2z

5z-5=25-5z

Add 5z on both sides to eliminate the -5z on the RHS

10z-5=25

Add 5 on both sides to eliminate the -5 on the LHS

10z=30

Divide by 10

z=3

Hope this helps!

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2 years ago

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Ellie drives 22.5 miles in 45 minutes. If she drove three hours in total at the same rate, how far did she go?

Scilla [17]

Answer:

Ellie drove 90 miles in three hours.

Step-by-step explanation:

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2 years ago

Please help!!! How do I write an expression for this???

lbvjy [14]

4x + 2
Eg 4 times 2 =8 +2 =10

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3 years ago