{8, 2.1, 145, 178, 3}
which one is irrational

How many grams the dog will eat in 3 days?

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.