Answer:
5,500
Step-by-step explanation:
this is quite simple
multiply his earnings by a tenth
55,000 times 1/10
5,500
Answer:
speak English I don't understand your letter?and what your question?
Answer:

Step-by-step explanation:
This is the Difference of Squares:
.
Hope it helps!
Answer:
12 square inches
Step-by-step explanation:
12 square inches
Answer:
$65/hour
Step-by-step explanation:
Let C(h) represent the total amount payable to the plumber. Then:
C(h) = $75 + (rate)(2 hr) = $205. Solve for the "fixed hourly rate."
Subtracting $75 from both sides, we get:
(rate)(2 hr) = $130.
Dividing both sides by (2 hr) results in (rate) = $65/hour