Answer:
I don't know where those answers are coming from, but I got:
23s - 145
The answer is:
The 5 in tens place, the value is 50
The 5 in ten thousand, the value is 50,000
Answer: the answer is c
Step-by-step explanation:
Step-by-step explanation:
let the first equation be l1 and the second equation be l2
then the product of L1.L2=1 the line is perpendicular and l1=l2 the line is parallel
