I think C.12
5*12 is 60
60+80 is 140
And I think it’s a 140 degrees
4) -1/2(y-x)
Multiply -1/2 to y and x
-1/2y+ 1/2x
5) a(8+2b-6)
Multiply a to the equation in parentheses
8a+2ab-6a
Add like terms which are 8a and -6a
2ab+2a
6) -2.5(-3+4n+8)
Multiply-2.5 to the equation in the parentheses
7.5-10n-20
Add like terms which are 7.5 and -20
-10n-12.5
Answer:
r^3+q
Step-by-step explanation:
Hope this was helpful
stay safe
brainliest is appreciated:)))
Answer:
310°
Step-by-step explanation:

The 8th grade does. All you do is divide each number by the amount of hours worked. So 6th grade 170/55 7th 112/4 and 8th 192/6
In the end its 6th= 3 dollars an hour 7th= 28 dolars an hour and 8th gets 32dollars an hour so they have the highest rate