Question

Someone please help me.

Answer 1

X = 18 hope this helped you!

Answer 2

Let's go:

$\frac{80}{2x + 80} = \frac{60}{87} \\\\ 60.(2x + 80) = 80.87 \\\ 120x + 4800 = 6960 \\\ 120x = 6960 - 4800 \\\ 120x = 2160 \\\ x = 18$

I hope I helped you.