<span>2x + x = 12
=> x =12/3 =4
so, original number is 84.
</span>
First. we use the Pythagorean theorem:

Add the numbers in

start simplifying


So, the leg has a length of 40 mm.
<h2>
Answer: lexus,chevrolet</h2>
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
5/20 students in Alessandro's class live in Oakdale, which can be simplified to 1/4. 1/4 in decimal form is 0.25. Now to convert it to a percentage, you just multiply that by 100. So 25% of students in Alessandro's class live in Oakdale.