3(5)+15= 30
because BIDMAS so we would multiply 3 by 5 then add the answer which would be 15 to 15 and we would get 30.
<span>A semicircle is cut out of a rectangular paperboard 27 long and 20in wide, as shown below. What is the perimeter of the paperboard that remains after the semicircle is removed</span>
<span>If the mixed number is scaled by 1/2 then, the original number will be divided by 2. That being said, the number then becomes 50% of the original value. Hence, scaling the number by 1/2 will make the number only 50% of its original value. </span>
Answer:
8xy
Step-by-step explanation:

Answer:
0.00125
Step-by-step explanation: