Answer:
-3,7
Step-by-step explanation:
See the Image below:)
Let's find.




#b
Yes
It's because multiplication law states that ab=ba
Answer:
C
Step-by-step explanation:
substitute X=7 in 2x+8, answer 22
substitute X=5, answer 18
option C
substituting X=7 in (X+4)+(X+4) also gives 22
substituting X=5 also gives 18
The best and most correct answer among the choices provided by the first question is the first choice or letter A.
The expression above is an example of a numerical expression.
I hope my answer has come to your help. God bless and have a nice day ahead!