Answer:
m3 should be 70°
all internal angles of a triangle add up to 180
180-35-75 = 70
Step-by-step explanation:
3x+12=45
3x=45-12
3x=33
3x/3=33/3
x=11
Answer:
Step-by-step explanation:
2n² + 9n - 35 = (2n-5)(n+7)
n = 2.5, -7
Answer: 
Step-by-step explanation:
Given equation: 

Since 5 is the greatest common factor of 65 and 60 in the given expression.
Therefore, the above expression can be written as

Hence, by factoring the side that contains the variable p we have the expression
.
Answer:
the population is everyone at the airport ,the sample is the 50 people that walked by Elizabeth