Answer:
This means that you should do what is possible within parentheses first, then exponents, then multiplication and division (from left to right), and then addition and subtraction (from left to right).
Step-by-step explanation:
4 cookies because three divided by seven equals three hope I helped
A= l x b
70 = 14b
divide both sides by 14
b= 5
With some simple rearrangement, we can rewrite the numerator as

Then factorizing the difference of squares,
, we end up with
