He can because you can add it mentally. You can just have 23 in your head and count by adding 10 "4" times.
Hope this helped☺☺
Answer: try your best
Step-by-step explanation:
Answer:
$6.10 per rose, i would say that it is not the best deal.
Hope this helps!!
Answer:
slope of perpendicular line - m = -1/2
passing through (-2,3)
thus,
y-3 = -1/2 (x+2)
or y = -1/2x +2
