Answer:
Im not sure, but I think its like this...
Step-by-step explanation:
(16+5) + 10 = 16 + (5+10)
I hope this is correct!!
4
1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40
its 4
because u divied
the number is 8 andequation is 3x-5=19
