Answer:
k = 75
Step-by-step explanation:
Multiply both sides of the equation by -5. (That's your "one step.")
(-5)(-15) = (-5)(-.2)k
75 = k . . . . . . simplify
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This is the solution to the equation. An equation is not a question, so we don't know if this is the answer you are looking for.
Answer:
$28
Step-by-step explanation:
The markup was 0.40×$20 = $8, so the new price is ...
$20 +8 = $28
(3.5×10^(8))÷(6.6×10^(4))
=5,303.0303030303
answer : b
Answer:
1.55%
Step-by-step explanation:
There are 12 months in a year, so you divide the annual rate by 12 to find the monthly rate:
18.6%/12 = 1.55%