Answer:
Let the unknown number be x ;

Step-by-step explanation:
C. 6 pens for $6.42
Divide to find the number for one pen. then multiply
Answer:
idk my points now
Step-by-step explanation:
Primary effects are the direct result of the natural disaster, such as collapsed buildings and water damage. Secondary effects are the result of primary effects. ... Tertiary effects are the long term effects of natural disasters.