The model to use here is y = k/x.
If g =18 when r = 4, then 18 = k/4. Solving for k, k = 72.
Then g = 72/r. If r = 6, g = 72/6 = 12 (answer)
First lets right it out: 5x / 7 +3 = 8
5(n - 2) = n + 7
5n - 10 = n + 7
5n - n = 7 + 10
4n = 17
n = 17/4 or 4 1/4 <== ur answer
check..
5(n-2) = n + 7
5(17/4 - 2) = 17/4 + 7
5(17/4 - 8/4) = 17/4 + 28/4
5(9/4) = 45/4
45/4 = 45/4 (correct)
Answer:
31°
Step-by-step explanation:
I think the answer could be either 1:1 or 6:6