Answer:
1- x b
2-sinc
3-sin b
4-sin a
5- x c
6- x a
Step-by-step explanation:
Answer: (15,180) y=0x+180 y=10x+30
Step-by-step explanation:
Answer:
none of them are true
Step-by-step explanation:
Answer:
3x^2+2x+8
Step-by-step explanation:
1. x^2+2x^2=3x^2
2. -3x+5x=2x
3.1+7=8
Answer:
81/2=40.5
Step-by-step explanation: