Answer:
B and C only show direct proportion
Answer: 7
Step-by-step explanation:
Find the prime factors of each term in order to find the greatest common factor (GCF).
Answer:
OPTION A .
A.144 PLEASE MARK BRAINLEST
Answer:
2. 
3. 
Step-by-step explanation:
We add like terms together to simplify
2. 3x²-4x²= -x² -2x+5x= 3x 6+9= 15 all equal to -x²+3x+15
3. 2x²-3x²= -x² 6x-7x= -x 8+1=9 all equal to -x²-x+9