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3 years ago

Complete all 4 problems

Mathematics

2 answers:

vagabundo [1.1K]3 years ago

6 0

Answer:

7)-6a

8)7

9)x-1

10)8-k

Step-by-step explanation:

Here in every steps we took like terms to be added and finally there are no more like terms we cannot add nor subtract and we get answer

soldi70 [24.7K]3 years ago

5 0

Answer:

7. -6a

8. 6x +5

9. x + 1

10. -k + 8

Step-by-step explanation:

7. A=1 1-7= -6 a - - 7a = -6a

8. 3x + 3x= 6x

6-1=5

6x+5

9. -8x + 9x = x

3-2 =1

x+1

10. 4+4 =8

k- 2k= -k

-k + 8

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Vamos simplificar passo a passo.

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3 years ago

Alice skates 2/5 mile in 1/5 hour. Elizabeth skates 2/3 mile in 2/9 hour. How far did elisabeth escape in in 1 hour?

sergeinik [125]

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Alice skates 2/5 mile in 1/5 hour. Elizabeth skates 2/3 mile in 2/9 hour. How far did elisabeth escape in in 1 hour?

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The Correct Answer is $\frac{8}{9}$

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The two fractions now have like denominators so you can add the numerators.

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