Answer:
Step-by-step explanation:
a-b=2

Answer:
negative
Step-by-step explanation:
rules:
+ + = +
- - = +
+ - = -
- + = - ----> (-468,256)(183,758)
Answer:
26
Step-by-step explanation:
5x+6y
substitute x=16 and y=-9:
5*16+6*(-9)
=80-54
=26
Answer:
B. 10
Step-by-step explanation:
Look at the chart.
Find how many members are 50-60 inches tall. (6)
Find how many members are 61-70 inches tall. (4)
Add each member count up. (10)