Answer:
1 + ( -1) = 0
Step-by-step explanation:
Number 2 is wrong because it says NO more than so it would be the opposite of a more than sign. So it should be a less than or equal to sign.
The same goes for number 4.
Number 5 is wrong as well because since it is the maximum then it cannot be higher than 8, so there so be a less than or equal to sign.
If 1 cup of that particular vanilla powder has a mass of 128 grams, then 
of a cup of vanilla powder has a mass of
grams.
Since
grams and 
of a cup of vanilla powder is
then correct answer is that he went over by of a cup.
Answer: correct choice is B.
Answer:
x = 6 and the +4x is wrong
Step-by-step explanation:
2x + 4x + 4 = 4(x + 4)
6x + 4 = 4x + 16
+4x +4x <--( <u>This part is wrong</u> )
10x + 4 = 16
-4 -4
10x = 12
10 10
x = 1.2
Correct steps
2x + 4x + 4 = 4(x + 4)
6x + 4 = 4x + 16
-4x -4x
2x + 4 = 16
-4 -4
2x = 12
2 2
x = 6
