Select all the correct systems of equations. Which systems of equations have no solution?
x + 4y = 23
-3x = 12y + 1
2x + y = 17
-4x = 2y - 34
2x + 4y = 22
-X = 2y - 11
3y = 10 -
2x + y = 7
2x + y = 15
x = 15 - 2y
y = 13 - 2x
4x - y = -1

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

Asap its important using the information in the customer order, determine the length and width of the garden. enter the dimensions.length: feetwidth: feet

If a || b and e || f , what if the value of y ?