Set this up as a proportion.
400/15 = x/6
Solve for x.
I just hope to help! :)
Answer:
I don't know how to explain the work, but the answer is x + 5
Step-by-step explanation:
Sorry if you get this wrong btw :/
Answer:
−
7
−
√
145
6
,
−
7
+
√
145
6
Step-by-step explanation: