There are two solutions.
.. (3, 2)
.. (0.2, -3.6)
_____
If you're choosing possibilities from a list, trying them in the equations usually gives quick results.
Answer:
a) -10
b) 7
Step-by-step explanation:
a) 



b) 




A histogram is a graphical representation of discrete or continuous data. To put it another way, it gives a visual representation of numerical data by displaying the amount of data points that fall within a given range of values.
60/100 / 60 are shaded out of the hundred. Simplified would be 3/5. The decimal would be 0.6.
Answer:
11.5 sec
Step-by-step explanation:5.5+6=11.5