X + 20 <= -10
Subtract 20 from both sides:
X <= -30
Answer:
The number of miles traveled for x hours
Step-by-step explanation:
Answer:

Step-by-step explanation:
Here is the complete question: 28 elementary schools to 16 middle schools, write the ratio in simplest form.
Given ratio= elementary schools: middle schools:: 28:16
The ratio can be written as 
Now to write
into simplest form, we need to divide both numerator and denominator by 4.
∴ elementary schools: middle schools= 
Hence, we get simplest ratio of elementary schools to middle schools= 
Answer:
D.300 sq ft , 15 X 20 = 300