Answer:
Step-by-step explanation:
i think its number one or 2
Answer:
Use the slope formula (y2-y1)÷(x2-x1)
Step-by-step explanation:
(-5-(-3))÷2-3
= (-2.5,-1)
The answer is the third one
Answer:
and 
Step-by-step explanation:
Options

Required
Select the unit rates
Unit rate involve two items where the first item being measured can be any positive number, but the second item must be measured in units (i.e. 1)
For clarity:
If
represents unit rate, then 
Having said that:
Only
and
satisfy the condition of unit rates; others are not because they have a denominator other than 1
Answer:
m = - 1
Step-by-step explanation:
9m + 13 = 4
subtract 13 from both sides
9m = 4 - 13
9m = - 9
divide both sides by 9
m = - 1 (negative 1)