Let's plug x= -1, y= 4 in the inequation, we have:
4< 2*(-1)+5
⇒ 4< -2+5
⇒ 4< 3 (false)
Therefore, (-1,4) is not a solution of the inequation y<2x+5~
Answer:
81.5
Step-by-step explanation:
Y=8
your teacher is introducing algebra
80 since he starts off with 38 stamps then gains 6 each month for 7 months (6x7=42) so 42+38=80
