Answer: 5
Step-by-step explanation:
weekday hours x*2
weekend hours y*10
x+y=26
2x+10y=220
----------------------
x=26-y
2(26-y)+10y=220
52-2y+10y=220
8y=220-52
8y=168
y=168/8
y=21
x=26-21=5
x=5
Answer:
30
Step-by-step explanation:
The full pie chart will equal 100%
So we can add all the percentages together and then subtract that percentage from 100 and whatever's left is the parentage that they attend school.
12+3+5+10+5+35
70
100-70
30
They spend 30% attending school
Don't be afraid to reach out for further assistance. Hope this helps!
37=blue+red+green
37-red-blue=green
37-13=10=green
14=green
green:red=
14:10=
7:5
Answer:

Step-by-step explanation:
18d + 12
The greatest common factor is 6, So we need to factor out 6
=> 6 ( 3d + 2 ) [Distributive property has been applied and this is the simplest form]