Answer: parallel lines
Step-by-step explanation:
C. 5
Step-by-step explanation:
The coeff of

Is 15.
So by that we can write 3m = 15
m is 5.
Answer: 00008.5
Step-by-step explanation:
Answer: 20 diagonales
Step-by-step explanation:
Answer:
1st box: Asso. prop= m+(4+x)
2nd box: Comm. Prop= m+4=4+m
3rd box: iden. prop= m+0=m
4th box: Zero prop: m x 0=0