Sure ... exactly the way you simplify "2 + 2" when it comes up in conversation ... perform the indicated operation wherever possible. In simplified form, -4x-x is written as. " -5x ".
Hello! The answer should be B: 6i

. Since the square root is above a negative, an imaginary number would come out. Because of this, you can easily recognize that it would be B.
However, if you can't, you could use the calculator to check (ignoring the negatives), 6

is equal to

.
The final answer should be B.
Three consecutive even integers whose sum is -48
Are you trying to find the area?
40 ÷ 2.40= 16.66
the teacher can buy 16 cookies