Which two equations represents an inconsistent system? 5y - x= -10
2x + 5y= 12
4x - 10y= -24
2x - 10y= -5

A. 2x + 5y= 12 and 2x - 10y= -5

B. 2x + 5y= 12 and 4x - 10y= -24

C. 5y - x= -10 and 2x - 10y= -5

D. 5y - x = -10 and 4x - 10y= -24

E. None

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Can some one me with these questions

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?