Question

please help
I WILL MARK YOU BRAINLIST​

Answer 1

Answer:

first make then'

find the value of a and b in each of the following 4 + root 2 / 2 + root 2 = a - root b  more i eill give when you make

Step-by-step explanation:

Answer 2

$\frac{5n}{4} - \frac{n}{5} + \frac{2n}{15} = 1 \\ \\ \frac{15(5n) - 12n + 4(2n)}{60} = 1 \\ \\ 75n - 12n +8n = 60 \\ \\ 71n = 60 \\ \\ n = \frac{60}{71}$

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