Answer:
0.407
Step-by-step explanation:
8.14÷20 which equals 0.407 hdjdnfbdn
Answer:
25.12 kilometers
Step-by-step explanation:

C = 2 × 3.14 × 4
C = 25.12
Answer:
8y^6,2xy^3
Step-by-step explanation:
Answer:
{13,14}
Step-by-step explanation:
Let
x ----> number of hours per week of tutoring
y ----> number of hours per week of landscaping
we know that
She can work no more than 17 hours
so
-----> inequality A
She must earn at lest $240
The term " at least" means, "greater than or equal to"
----> inequality B
If Autumn worked 3 hours landscaping
then

substitute in the inequality A and in the inequality B
<em>Inequality A</em>

Inequality B

The solution of the system is the interval {12.75,14]
All possible values for the number of whole hours tutoring that she must work to meet her requirements are
{13,14}