Answer:
C
Step-by-step explanation:
Answer:
X = 3
Step-by-step explanation:
3x = -3x + 15
3x +2x = 15
5x = 15
x = 3
Answer:

Step-by-step explanation:
Given



Required
Determine CD
Since Point C is on segment BD, then we have

Substitute x + 4 for BC; 5x for CD and 5x + 7 for BD

Collect Like Terms


Multiply both sides by -1

Substitute 3 for x in 


<em>Hence, the length of CD is 15 units</em>
Answer:
option C
0.531
Step-by-step explanation:
Given in the question,
total number of people of age 35 years = 162
Total number of people of age 35 and having haemoglobin 9 or above
162 - 76
86
probability = 86/162
= 0.531
The answer is Option A. Because the rate of change is that the tire loses 3 air pressure every hour, it is a constant, making it a linear relationship.