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inn [45]
3 years ago
10

-k+3k please help, middle school math

Mathematics
1 answer:
castortr0y [4]3 years ago
5 0

Answer:

2k

Step-by-step explanation:

Adding a negative is the same as subtracting. Change this to be 3k-k and then solve.

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3 years ago
I need help on this question!
Romashka [77]
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A building casts a 50-foot shadow. Alex is 5 feet tall and casts a 6-foot shadow. Approximately how tall is the building?
vagabundo [1.1K]
D.   
You have to make a proportion. Set it up 5/6 = x/50. Then cross multiply. 5x50=250. 6 x <em>(x)</em> = 6x. 6x=250. 250/6=41.66666. x=41.6666. Round up, and the building is about 42 ft. tall. 
5 0
4 years ago
Read 2 more answers
A.
lys-0071 [83]

Answer:

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Step-by-step explanation:

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4 0
4 years ago
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Snowcat [4.5K]

Answer:

Step-by-step explanation:

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5 0
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