Answer:

Step-by-step explanation:

Factor out 20 from the expression.

Take 20 as common.

Answer:
The required expression is
Step-by-step explanation:
Difference of two minus three = 2-3
Quotient of b divided by the difference of two minus three is
Therefore, the required expression is

Answer:
C. The temperature was 32 degrees higher when t = 7 than when t = 3
Step-by-step explanation:
cause i big brain
Answer:
add them all up together and then divide by the number of items
Step-by-step explanation:
Okay so the first one is right.
The second one is wrong.
the third one is right.
The forth one is wrong.