What is the value of 1-18 25 if you subtract then add? If you add then subtract? Why is order of operations necessary?

Factoring a polynomial is essentially dividing.

0.3 (n-5) = 0.4-0.2 (n-7) solve for n!

Can anyone give me simple and specific steps to doing the distributive property? I'm kinda desperate right now

Why can't the exponents³ be added in the product 12³*11³

If the temperature in degrees Celsius, of a particular place from January to December was given as 9,11,12,12,13,14,14,14,16,15,13and11. Find the nearest whole number, the average temperature of the year

2x + y = 10 -4x + 5y = 22

How is multiplying 0.3 by 10 like multiplying 0.3 by 0.01? how is it different?

Long division with 489

How do you do this step by step [3 (c-4) - 5 (c^2+4c-8) ]

How many times greater is 10 cubic yards tha. 5 cubic yard