Answer:
{7, 8, 9, 10}
Step-by-step explanation:
Having worked 4 hours babysitting, Zoé has already earned 4×$7 = $28, so only needs to earn $130 -28 = $102 more.
At $15 per hour, it takes her $102/$15 = 6.8 hours to earn that amount. In order to keep her total hours to a maximum of 14, Zoé cannot work any table-clearing hours more than 14 -4 = 10. The possible solutions for Zoé's hours doing table clearing are ...
{7, 8, 9, 10} . . . . hours
_____
We have assumed Zoé must work whole numbers of hours.
Answer:
Step-by-step explanation:
to be honest i dont know
Answer: (2*3) = 6
(2*9) = 18 6+ 18 = 24
(3+9) = 12
Step-by-step explanation:
So whats missing is times 2 on the right side next to (3+9) *2
(2×3)+(2×9)=. (3+9)*2
The length of BC is 12 or option B
B. 105. If the line is equal to 180 degrees and you subtract 75, you get 105.