Answer:
a) 
Step-by-step explanation:
x + 2 = 3x + 6
-3x - 3x
___________
−2x + 2 = 6
- 2 - 2
_________
4 = −2x
_ ___
−2 −2
[Plug this back into both equations above to get the y-coordinate of 0]; 
I am joyous to assist you anytime.
-2(-2)+3=7
-2(0)+3=3
-2(4)+3=-5
put the percentage on the right and label it "% of parents who use it "
and at the bottom of the graph, put " types of parental control"
count the percentages by five's starting from 25
then just fill in the shading
Answer:
5 bars
Step-by-step explanation:
340-(55+55)
230÷40
5.75