Answer:
-1/10
Step-by-step explanation:
We need to get a common denominator of 10
-1/2 *5/5 = -5/10
2/5*2/2 = 4/10
-5/10 +4/10 = -1/10
Y=6.75x
He charges $6.75 per hour
Answer:
The second one:
x 2-2 3-3
y 5 5 7 7
Step-by-step explanation:
Each domain value or x can only have one range, y, so, with that said, the second one is the answer.
Answer:
The circumference is about 19 centimeters.
Step-by-step explanation:
The formula for finding the circumference of a circle is
or simply
.
Now input the values into the formula, keeping in mind that pi is almost 3.14.

Answer ≈ 19 cm
Hope this helps; have a great day!