Answer:
2x+1
Step-by-step explanation:
x = 1st integer
x+1 = next consecutive integer
The sum is
x+ (x+1)
Combine like terms
2x+1
The answer to your question is 0
Answer:
13
Step-by-step explanation:
because 3+9=12+1=13
The supplement of 1/5 of a complete angle is 150degrees