2 years ago

Please help me I don’t understand anything about this

Mathematics

2 answers:

Sonja [21]2 years ago

5 0

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

Alik [6]2 years ago

3 0

Answer:

Step-by-step explanation:

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

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