Answer:
It decreased by 61.5%
Step-by-step explanation:
Yes because if you put any number as “x” you will always get the same answer.
Answer:
-7 and -1
Step-by-step explanation:
-7x-1=7
-7-1=-6
Answer:
B and C
Step-by-step explanation:
Distribute
4x^2 + 10x = 4x^2 +10x
30x^4 - 12x^3 = 30x^4 - 12x^3