3x+15+11x-5/2=47
14x+10/2=47
7x+5=47
7x=42
x=6
Answer:
p = 92
Step-by-step explanation:
The exterior angle of a triangle is equal to the sum of the opposite interior angle
p+45 = (p-47)+p
Combine like terms
p+45 = 2p-47
Subtract p from each side
p-p+45 = 2p-p-47
45 = p-47
Add 47 to each side
45+47 = p-47+47
92 = p
Hello,

The sequence is geometric of ratio -4.
Answer 2 and 4 are good. others false