Question

8. Simplify the following:(a) (3/5 + 6/7) / (- 1/5) - 5 (b) 40/7 / (1/4 - 1/5)​

Answer 1

Answer:

An atmosphere is a layer or a set of layers of gases surrounding a planet or other material body, that is held in place by the gravity of that body.

Step-by-step explanation:

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Answer 2

Answer:

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.