Question

please solve the iii number only it's urgent. wrong answer would be reported​

Answer 1

Step-by-step explanation:

x + y = 8

xy = 15/4

using substitution

x = 15/4y

15/4y + y = 8

15 + 4/4y = 8

19 = 32y

y = 19/32

x =15 x 32/19 x 4

x = 120/19

now substitute the required values of x and y in your question.

Answer 2

Step-by-step explanation:

the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.