luis9182 luis9182

05-10-2019
Mathematics

contestada

Please help me I don’t understand anything about this

Please help me I dont understand anything about this class=

Respuesta :

jocelyn519 jocelyn519

05-10-2019

Answer:

B

Step-by-step explanation:

It can be crossed if sides are same in multiply, as shown in the answer

Ver imagen jocelyn519

Answer Link

kfenton5 kfenton5

05-10-2019

Answer:

2x/x+7

Step-by-step explanation:

1. combine them together getting

2x^2-6x/x^2+4x-21

2. factor the top and bottom

2x(x-3) / (x-3)(x+7)

3. then cancel out the x-3

Answer Link

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