Answer:

Step-by-step explanation:

He worked on the car for 4 hours. 35+7+7+7+7=63.
C. a-3x=0
Equations are like a balance scale. There needs to be an “=“
Answer:
The range of data is 9
Step-by-step explanation:
We know that
range of data = maximum value of data - minimum value of data
Now, we can find maximum value of data
and minimum value of data
so,
maximum value of data =9
minimum value of data =0
now, we can plug these values
and we get
range of data =9-0
range of data =9
Answer:
y=4
Step-by-step explanation:
4y + 3 =19
4y = 16
y= 4