Answer:
42+18=6(7+3)
Step-by-step explanation:
6x7=42 and 6x3=18
8 times 8 so 64 is your answer :) hope this helps
Answer:
1)
2) 
3)
4)
Step-by-step explanation:
The slope formula of the line that pass across two points P1(x1,y1) and P2(x2,y2) is:

You can use this formula to solve all the four points:
1)

2)

3)

4)

Answer:
7/2
Step-by-step explanation:
rewrite the equation
7 / 6 / 3
7 /2
simplest doesn't mean answer fully just get to the simplest form where there are only absolute numbers
#13: b
#14: c
#16: c
It is very easy, have a nice day :)