Answer:
r=2
Step-by-step explanation:
bring the numbers to the other sides
the numbers are 30x ,like 30*2=60
For this equation, you simply plug in the number 5 every time you see an n. So T(5)=5-7, which equals -2
Answer:
Because triangle has three sides
Answer:
a)
b)
c) 5
Step-by-step explanation: